$course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find neutrons Cr - find neutrons An isotope of chromium has an atomic mass of {m} amu. How many neutrons does it have?

]]> 2.0000000 0.3333333 0 0 0 abc 1 {m}-24 0 2 1 0 0 0.1000000 3 0 private m calculated uniform 50 54 0 100 1 51 2 51 3 54 4 52 5 53 6 50 7 53 8 53 9 52 10 51 11 54 12 50 13 51 14 53 15 51 16 50 17 53 18 53 19 53 20 53 21 54 22 53 23 53 24 51 25 51 26 54 27 50 28 54 29 53 30 50 31 52 32 51 33 50 34 53 35 52 36 51 37 52 38 51 39 52 40 53 41 51 42 54 43 52 44 52 45 52 46 51 47 52 48 54 49 53 50 51 51 50 52 54 53 52 54 51 55 53 56 53 57 54 58 52 59 53 60 50 61 52 62 54 63 51 64 52 65 50 66 53 67 51 68 52 69 53 70 53 71 52 72 52 73 53 74 54 75 52 76 50 77 54 78 53 79 53 80 51 81 51 82 52 83 54 84 54 85 54 86 52 87 53 88 51 89 51 90 53 91 51 92 50 93 53 94 50 95 52 96 52 97 52 98 52 99 53 100 52 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find charge find charge {p} protons

{e} electrons

{p} neutrons

What is the charge?

]]> 2.0000000 0.3333333 0 0 0 abc 1 {p}-{e} 0 2 1 0 0 0.1000000 3 0 private p calculated uniform 4 10 0 100 1 4 2 8 3 5 4 5 5 9 6 7 7 6 8 9 9 7 10 4 11 8 12 7 13 9 14 5 15 8 16 9 17 9 18 7 19 5 20 9 21 9 22 6 23 5 24 7 25 6 26 7 27 10 28 9 29 8 30 5 31 9 32 8 33 7 34 8 35 7 36 7 37 8 38 9 39 7 40 5 41 7 42 5 43 5 44 10 45 5 46 9 47 7 48 10 49 4 50 9 51 9 52 4 53 5 54 6 55 4 56 10 57 7 58 6 59 10 60 9 61 10 62 4 63 6 64 7 65 8 66 8 67 7 68 4 69 9 70 6 71 8 72 9 73 7 74 4 75 6 76 10 77 8 78 7 79 7 80 7 81 5 82 8 83 6 84 10 85 7 86 4 87 9 88 9 89 9 90 8 91 5 92 7 93 8 94 6 95 4 96 8 97 10 98 8 99 9 100 4 100 private e calculated uniform 4 10 0 100 1 9 2 9 3 9 4 8 5 9 6 6 7 10 8 9 9 9 10 4 11 7 12 5 13 6 14 7 15 7 16 7 17 8 18 6 19 9 20 6 21 6 22 6 23 8 24 9 25 8 26 9 27 6 28 5 29 4 30 5 31 8 32 7 33 5 34 8 35 5 36 8 37 8 38 8 39 7 40 8 41 9 42 4 43 9 44 6 45 6 46 8 47 5 48 4 49 5 50 6 51 4 52 10 53 7 54 7 55 7 56 8 57 4 58 9 59 6 60 5 61 9 62 6 63 6 64 7 65 8 66 9 67 10 68 6 69 8 70 8 71 5 72 9 73 6 74 8 75 6 76 8 77 7 78 9 79 10 80 8 81 4 82 9 83 4 84 7 85 8 86 6 87 6 88 9 89 7 90 7 91 9 92 10 93 10 94 7 95 5 96 6 97 9 98 8 99 7 100 8 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find mass C, N, O - find mass An atom has {n} neutrons, {p} electrons, and {p} protons. What is its atomic mass?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {n}+{p} 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 50 1 6 2 7 3 8 4 8 5 8 6 7 7 8 8 7 9 6 10 6 11 7 12 6 13 7 14 7 15 7 16 7 17 8 18 8 19 7 20 7 21 7 22 8 23 8 24 8 25 7 26 8 27 7 28 7 29 8 30 8 31 7 32 7 33 7 34 7 35 6 36 7 37 7 38 8 39 6 40 7 41 6 42 8 43 8 44 7 45 8 46 7 47 7 48 7 49 8 50 8 50 private p calculatedsimple uniform 1.0 10.0 1 50 1 7 2 7 3 6 4 8 5 8 6 7 7 6 8 6 9 7 10 7 11 8 12 8 13 6 14 8 15 7 16 8 17 7 18 7 19 7 20 8 21 7 22 7 23 6 24 7 25 6 26 7 27 8 28 8 29 7 30 7 31 8 32 6 33 7 34 6 35 6 36 6 37 7 38 8 39 7 40 7 41 7 42 6 43 7 44 6 45 7 46 7 47 7 48 7 49 7 50 7 50 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find Z C, N, O - find Z An atom has {e} electrons, {n} neutrons, and {p} protons. What is its atomic number?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {p}+(0*{n}*{e}) 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 100 1 7 2 7 3 9 4 10 5 7 6 9 7 8 8 8 9 9 10 10 11 8 12 9 13 9 14 6 15 9 16 8 17 8 18 9 19 8 20 6 21 9 22 10 23 10 24 10 25 6 26 6 27 7 28 9 29 8 30 7 31 8 32 10 33 8 34 9 35 7 36 6 37 8 38 6 39 10 40 10 41 8 42 8 43 8 44 8 45 7 46 8 47 8 48 10 49 8 50 7 51 9 52 7 53 7 54 7 55 8 56 9 57 6 58 9 59 8 60 6 61 9 62 7 63 7 64 6 65 9 66 9 67 8 68 9 69 8 70 8 71 10 72 9 73 7 74 9 75 6 76 9 77 9 78 9 79 9 80 9 81 7 82 6 83 8 84 8 85 7 86 7 87 10 88 9 89 8 90 7 91 7 92 7 93 8 94 8 95 9 96 7 97 9 98 9 99 8 100 6 100 private p calculatedsimple uniform 1.0 10.0 1 100 1 7 2 7 3 6 4 6 5 7 6 8 7 7 8 8 9 7 10 7 11 8 12 6 13 7 14 8 15 6 16 7 17 7 18 8 19 8 20 6 21 6 22 7 23 8 24 6 25 6 26 8 27 7 28 6 29 7 30 6 31 7 32 7 33 8 34 6 35 7 36 7 37 8 38 6 39 8 40 7 41 6 42 7 43 6 44 6 45 7 46 7 47 7 48 7 49 6 50 6 51 6 52 6 53 6 54 6 55 7 56 8 57 8 58 7 59 7 60 7 61 7 62 7 63 7 64 7 65 8 66 7 67 7 68 7 69 7 70 8 71 7 72 7 73 7 74 7 75 7 76 6 77 7 78 8 79 6 80 7 81 6 82 7 83 7 84 7 85 7 86 7 87 7 88 6 89 7 90 8 91 7 92 7 93 7 94 6 95 7 96 8 97 7 98 7 99 7 100 7 100 private e calculatedsimple uniform 1.0 10.0 1 100 1 10 2 6 3 7 4 10 5 8 6 7 7 6 8 7 9 8 10 10 11 7 12 7 13 9 14 8 15 9 16 9 17 9 18 10 19 9 20 8 21 7 22 9 23 9 24 7 25 8 26 7 27 9 28 6 29 6 30 7 31 8 32 10 33 9 34 6 35 6 36 8 37 6 38 10 39 10 40 7 41 6 42 9 43 8 44 8 45 10 46 6 47 10 48 8 49 7 50 6 51 7 52 7 53 7 54 8 55 9 56 7 57 9 58 8 59 7 60 6 61 6 62 9 63 8 64 6 65 7 66 8 67 8 68 6 69 8 70 7 71 9 72 7 73 9 74 8 75 9 76 9 77 8 78 8 79 10 80 9 81 10 82 9 83 6 84 8 85 7 86 10 87 8 88 7 89 6 90 9 91 9 92 7 93 7 94 9 95 9 96 9 97 9 98 10 99 10 100 10 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2C: Bohr diagrams; isotopes/isotopes calculate average atomic mass The imaginary element adamantium has two naturally occurring stable isotopes, adamantium-{x} and adamantium-{y}. The relative abundance of adamantium-{x} is {a}%, and adamantium-{y} makes up the rest. Calculate adamantium's average atomic mass. Do not include units in your answer.

]]> 2.0000000 0.3333333 0 0 0 abc 0 ({a}/100)*{x}+((100-{a})/100)*{y} 0.01 1 1 1 0 0.1000000 3 0 private a calculatedsimple uniform 1.0 10.0 1 100 1 64.7 2 99.1 3 19.5 4 43.2 5 85.7 6 66.3 7 24.4 8 80.8 9 78.0 10 60.2 11 80.5 12 7.1 13 27.9 14 94.9 15 92.1 16 10.3 17 50.3 18 21.7 19 72.9 20 23.0 21 60.2 22 98.6 23 22.8 24 13.6 25 3.2 26 28.1 27 75.7 28 22.5 29 25.8 30 73.1 31 48.8 32 32.7 33 84.8 34 21.7 35 92.0 36 44.3 37 34.0 38 28.9 39 85.4 40 11.5 41 55.7 42 73.9 43 27.1 44 8.7 45 2.0 46 70.4 47 78.2 48 72.9 49 43.9 50 30.1 51 66.9 52 20.1 53 78.2 54 74.4 55 97.1 56 27.9 57 42.7 58 57.5 59 49.1 60 73.3 61 98.3 62 1.9 63 8.5 64 67.4 65 93.3 66 60.7 67 29.7 68 75.7 69 98.3 70 82.4 71 39.1 72 67.6 73 44.8 74 70.2 75 97.0 76 18.8 77 12.3 78 24.4 79 19.7 80 84.4 81 33.6 82 77.8 83 15.9 84 5.5 85 13.2 86 42.8 87 36.6 88 18.2 89 95.0 90 68.0 91 12.9 92 91.2 93 1.6 94 68.4 95 46.7 96 60.6 97 80.0 98 20.6 99 87.0 100 78.3 100 private x calculatedsimple uniform 1.0 10.0 1 100 1 40 2 41 3 40 4 42 5 42 6 41 7 42 8 38 9 39 10 40 11 39 12 40 13 40 14 39 15 39 16 39 17 42 18 41 19 41 20 38 21 40 22 39 23 40 24 40 25 40 26 39 27 40 28 40 29 39 30 40 31 39 32 41 33 38 34 39 35 39 36 39 37 40 38 39 39 40 40 40 41 39 42 39 43 39 44 39 45 42 46 42 47 39 48 40 49 41 50 39 51 40 52 38 53 39 54 40 55 39 56 40 57 41 58 40 59 39 60 41 61 39 62 40 63 41 64 40 65 41 66 39 67 40 68 40 69 40 70 40 71 42 72 39 73 39 74 39 75 40 76 41 77 40 78 40 79 41 80 41 81 40 82 38 83 40 84 38 85 39 86 42 87 39 88 40 89 41 90 38 91 40 92 41 93 39 94 41 95 38 96 42 97 41 98 38 99 40 100 40 100 private y calculatedsimple uniform 1.0 10.0 1 100 1 45 2 43 3 46 4 45 5 44 6 45 7 45 8 44 9 44 10 46 11 46 12 44 13 44 14 45 15 43 16 45 17 44 18 45 19 43 20 44 21 43 22 43 23 45 24 43 25 44 26 45 27 45 28 43 29 43 30 45 31 45 32 46 33 45 34 44 35 46 36 45 37 46 38 44 39 44 40 43 41 45 42 43 43 43 44 45 45 46 46 45 47 44 48 46 49 44 50 44 51 44 52 45 53 46 54 44 55 45 56 46 57 45 58 45 59 44 60 43 61 44 62 44 63 46 64 45 65 44 66 44 67 43 68 45 69 44 70 44 71 44 72 44 73 45 74 46 75 43 76 45 77 45 78 43 79 45 80 44 81 45 82 45 83 44 84 45 85 43 86 44 87 43 88 43 89 44 90 44 91 45 92 45 93 46 94 46 95 46 96 43 97 44 98 46 99 45 100 44 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find mass H, He - find mass An atom has {p} electrons, {n} neutron(s), and {p} proton(s). What is its atomic mass?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {n}+{p} 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 100 1 0 2 1 3 2 4 1 5 2 6 0 7 1 8 2 9 1 10 2 11 1 12 1 13 2 14 2 15 1 16 2 17 1 18 2 19 2 20 1 21 2 22 2 23 2 24 1 25 1 26 1 27 2 28 1 29 1 30 1 31 2 32 1 33 2 34 2 35 2 36 1 37 1 38 2 39 2 40 2 41 1 42 2 43 2 44 2 45 1 46 1 47 2 48 2 49 1 50 1 51 2 52 1 53 1 54 1 55 2 56 1 57 2 58 1 59 1 60 2 61 1 62 1 63 2 64 2 65 1 66 2 67 2 68 1 69 2 70 2 71 2 72 1 73 2 74 1 75 2 76 2 77 2 78 2 79 1 80 2 81 2 82 2 83 2 84 2 85 2 86 1 87 1 88 2 89 1 90 1 91 2 92 2 93 1 94 1 95 1 96 1 97 1 98 1 99 2 100 2 100 private p calculatedsimple uniform 1.0 10.0 1 100 1 1 2 1 3 1 4 2 5 2 6 1 7 1 8 1 9 2 10 2 11 1 12 2 13 1 14 2 15 1 16 1 17 1 18 2 19 2 20 1 21 2 22 1 23 1 24 2 25 2 26 2 27 2 28 2 29 2 30 2 31 2 32 1 33 2 34 2 35 1 36 1 37 1 38 2 39 1 40 1 41 1 42 2 43 1 44 1 45 1 46 2 47 1 48 2 49 1 50 1 51 2 52 1 53 2 54 2 55 2 56 1 57 2 58 2 59 2 60 2 61 1 62 1 63 1 64 2 65 2 66 2 67 2 68 1 69 1 70 2 71 1 72 2 73 2 74 1 75 2 76 2 77 1 78 2 79 1 80 2 81 1 82 2 83 1 84 2 85 1 86 2 87 1 88 1 89 2 90 1 91 2 92 1 93 2 94 1 95 2 96 2 97 2 98 2 99 2 100 2 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find Z H, He - find Z An atom has {n} neutron(s), {e} electrons, and {p} proton(s). What is its atomic number?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {p}+(0*{n}*{e}) 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 100 1 2 2 1 3 1 4 0 5 1 6 2 7 1 8 1 9 2 10 1 11 1 12 1 13 2 14 2 15 1 16 2 17 2 18 0 19 1 20 1 21 0 22 1 23 0 24 2 25 1 26 1 27 1 28 1 29 1 30 1 31 2 32 1 33 2 34 0 35 1 36 2 37 2 38 2 39 1 40 1 41 1 42 0 43 2 44 1 45 1 46 1 47 1 48 1 49 0 50 1 51 0 52 1 53 2 54 0 55 2 56 1 57 1 58 0 59 0 60 1 61 1 62 2 63 2 64 1 65 1 66 1 67 0 68 1 69 1 70 0 71 1 72 1 73 0 74 0 75 1 76 0 77 2 78 0 79 1 80 0 81 0 82 1 83 1 84 1 85 1 86 2 87 1 88 0 89 1 90 1 91 1 92 1 93 2 94 1 95 2 96 0 97 1 98 2 99 1 100 2 100 private p calculatedsimple uniform 1.0 10.0 1 100 1 1 2 2 3 2 4 2 5 2 6 2 7 2 8 1 9 1 10 1 11 2 12 2 13 1 14 1 15 2 16 1 17 1 18 1 19 2 20 2 21 2 22 2 23 2 24 1 25 2 26 1 27 2 28 1 29 1 30 1 31 2 32 2 33 1 34 2 35 1 36 1 37 1 38 1 39 1 40 1 41 2 42 1 43 2 44 2 45 1 46 1 47 2 48 1 49 1 50 1 51 2 52 2 53 2 54 2 55 2 56 1 57 1 58 2 59 1 60 2 61 1 62 1 63 2 64 1 65 1 66 2 67 1 68 1 69 1 70 1 71 2 72 1 73 2 74 1 75 1 76 2 77 2 78 2 79 1 80 1 81 1 82 1 83 2 84 2 85 2 86 1 87 1 88 1 89 1 90 1 91 1 92 1 93 2 94 1 95 1 96 2 97 1 98 1 99 2 100 2 100 private e calculatedsimple uniform 1.0 10.0 1 100 1 0 2 1 3 0 4 1 5 2 6 1 7 0 8 2 9 1 10 1 11 1 12 0 13 0 14 1 15 0 16 1 17 1 18 2 19 2 20 1 21 0 22 2 23 1 24 1 25 2 26 0 27 1 28 0 29 2 30 1 31 1 32 0 33 1 34 0 35 1 36 1 37 1 38 2 39 2 40 0 41 0 42 1 43 1 44 1 45 1 46 1 47 0 48 1 49 1 50 1 51 2 52 1 53 0 54 1 55 0 56 1 57 1 58 1 59 1 60 0 61 2 62 0 63 0 64 0 65 1 66 2 67 1 68 1 69 0 70 1 71 2 72 1 73 1 74 1 75 2 76 1 77 0 78 1 79 1 80 2 81 1 82 1 83 2 84 1 85 1 86 0 87 1 88 0 89 1 90 0 91 1 92 2 93 2 94 2 95 1 96 2 97 1 98 1 99 1 100 1 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find mass Mg - find mass An atom has {n} neutrons, 12 protons, and 10 electrons. What is its atomic mass?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {n}+12 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 10 1 14 2 12 3 14 4 14 5 13 6 12 7 14 8 14 9 12 10 13 10 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find Z Mg - find Z An atom has 12 protons, {e} electrons, and {n} neutrons. What is its atomic number?

]]> 2.0000000 0.3333333 0 0 0 abc 0 12+(0*{n}*{e}) 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 100 1 12 2 13 3 12 4 13 5 14 6 13 7 14 8 13 9 13 10 14 11 14 12 13 13 13 14 12 15 14 16 12 17 12 18 13 19 13 20 13 21 13 22 12 23 13 24 13 25 14 26 13 27 13 28 12 29 12 30 14 31 12 32 14 33 13 34 14 35 13 36 12 37 13 38 13 39 12 40 13 41 13 42 14 43 13 44 14 45 13 46 12 47 13 48 12 49 12 50 13 51 13 52 12 53 13 54 13 55 14 56 13 57 12 58 13 59 13 60 12 61 13 62 13 63 12 64 14 65 12 66 12 67 12 68 13 69 13 70 14 71 13 72 12 73 13 74 13 75 13 76 13 77 14 78 13 79 14 80 13 81 13 82 13 83 12 84 12 85 13 86 13 87 14 88 13 89 13 90 12 91 14 92 13 93 14 94 12 95 12 96 13 97 13 98 14 99 13 100 13 100 private e calculatedsimple uniform 1.0 10.0 1 100 1 11 2 10 3 10 4 12 5 10 6 11 7 11 8 11 9 11 10 10 11 12 12 11 13 11 14 12 15 11 16 12 17 12 18 12 19 11 20 10 21 11 22 12 23 11 24 12 25 11 26 11 27 10 28 10 29 10 30 12 31 12 32 11 33 11 34 12 35 11 36 12 37 11 38 12 39 12 40 11 41 10 42 11 43 10 44 12 45 12 46 11 47 12 48 10 49 11 50 11 51 10 52 10 53 12 54 10 55 11 56 11 57 11 58 11 59 12 60 10 61 10 62 11 63 10 64 11 65 11 66 11 67 11 68 11 69 12 70 12 71 11 72 11 73 11 74 10 75 10 76 10 77 10 78 11 79 12 80 11 81 12 82 12 83 11 84 11 85 11 86 12 87 11 88 11 89 12 90 12 91 11 92 11 93 12 94 12 95 12 96 10 97 10 98 10 99 12 100 12 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find mass Ni, Cu, Zn - find mass An atom has {p} protons, {p} electrons, and {n} neutrons. What is its atomic mass?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {n}+{p} 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 50 1 2.8 2 35 3 37 4 36 5 33 6 36 7 36 8 37 9 36 10 37 11 33 12 37 13 34 14 34 15 33 16 34 17 36 18 32 19 34 20 35 21 32 22 36 23 35 24 34 25 36 26 33 27 34 28 37 29 35 30 36 31 35 32 36 33 35 34 36 35 38 36 37 37 34 38 36 39 37 40 36 41 35 42 35 43 37 44 38 45 37 46 37 47 37 48 35 49 32 50 36 50 private p calculatedsimple uniform 1.0 10.0 1 50 1 4.7 2 29 3 29 4 28 5 30 6 28 7 29 8 29 9 29 10 30 11 28 12 29 13 29 14 28 15 29 16 28 17 29 18 28 19 29 20 30 21 29 22 30 23 28 24 29 25 29 26 28 27 28 28 29 29 29 30 28 31 30 32 29 33 29 34 29 35 28 36 29 37 30 38 29 39 28 40 28 41 29 42 29 43 29 44 28 45 29 46 30 47 28 48 29 49 28 50 29 50 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find Z Ni, Cu, Zn - find Z An atom has {e} electrons, {n} neutrons, and {p} protons. What is its atomic number?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {p}+(0*{n}*{e}) 0 2 1 0 0 0.1000000 3 0 private n calculatedsimple uniform 1.0 10.0 1 100 1 32 2 31 3 37 4 37 5 35 6 33 7 31 8 35 9 37 10 30 11 33 12 32 13 35 14 32 15 36 16 37 17 38 18 31 19 32 20 32 21 32 22 32 23 32 24 32 25 32 26 37 27 38 28 36 29 30 30 35 31 36 32 33 33 32 34 37 35 31 36 36 37 36 38 31 39 30 40 33 41 37 42 31 43 34 44 35 45 30 46 34 47 35 48 36 49 36 50 35 51 32 52 34 53 31 54 36 55 36 56 31 57 35 58 37 59 32 60 35 61 36 62 32 63 34 64 31 65 33 66 35 67 30 68 34 69 32 70 33 71 37 72 34 73 31 74 37 75 32 76 38 77 34 78 30 79 33 80 34 81 34 82 37 83 35 84 35 85 35 86 33 87 34 88 38 89 30 90 32 91 32 92 34 93 30 94 38 95 32 96 34 97 33 98 33 99 38 100 36 100 private p calculatedsimple uniform 1.0 10.0 1 100 1 30 2 28 3 29 4 29 5 30 6 29 7 30 8 29 9 29 10 30 11 29 12 29 13 29 14 30 15 28 16 29 17 29 18 28 19 29 20 29 21 29 22 29 23 29 24 28 25 29 26 29 27 28 28 28 29 28 30 29 31 29 32 29 33 29 34 28 35 29 36 28 37 29 38 30 39 29 40 29 41 29 42 30 43 29 44 29 45 29 46 30 47 29 48 29 49 29 50 28 51 30 52 28 53 30 54 29 55 30 56 30 57 29 58 30 59 29 60 29 61 30 62 30 63 29 64 28 65 28 66 30 67 29 68 28 69 30 70 29 71 29 72 29 73 29 74 29 75 29 76 28 77 28 78 29 79 30 80 28 81 29 82 28 83 30 84 28 85 29 86 29 87 29 88 29 89 29 90 29 91 28 92 28 93 29 94 30 95 28 96 29 97 30 98 29 99 29 100 30 100 private e calculatedsimple uniform 1.0 10.0 1 100 1 28 2 28 3 28 4 28 5 29 6 28 7 26 8 26 9 29 10 29 11 28 12 27 13 27 14 27 15 27 16 27 17 29 18 27 19 26 20 29 21 28 22 26 23 28 24 27 25 27 26 27 27 29 28 28 29 27 30 26 31 28 32 28 33 27 34 29 35 29 36 27 37 29 38 27 39 28 40 27 41 28 42 27 43 28 44 28 45 26 46 28 47 28 48 27 49 27 50 28 51 29 52 28 53 27 54 27 55 29 56 27 57 26 58 28 59 28 60 27 61 26 62 26 63 28 64 27 65 27 66 28 67 29 68 27 69 26 70 26 71 27 72 27 73 27 74 28 75 26 76 28 77 29 78 28 79 28 80 26 81 28 82 28 83 27 84 27 85 27 86 28 87 29 88 28 89 29 90 29 91 26 92 28 93 26 94 26 95 26 96 28 97 27 98 28 99 27 100 29 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons/find neutrons S - find neutrons An isotope of sulfur has an atomic mass of {m} amu. How many neutrons does it have?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {m}-16 0 2 1 0 0 0.1000000 3 0 private m calculatedsimple uniform 1.0 10.0 1 100 1 32 2 33 3 34 4 35 5 36 6 32 7 33 8 34 9 35 10 36 11 32 12 33 13 34 14 35 15 36 16 34 17 33 18 32 19 35 20 36 21 34 22 32 23 36 24 34 25 32 26 36 27 34 28 32 29 36 30 34 31 32 32 36 33 34 34 32 35 36 36 35 37 34 38 33 39 32 40 36 41 35 42 34 43 32 44 33 45 33 46 33 47 34 48 34 49 36 50 32 51 35 52 34 53 35 54 34 55 35 56 36 57 36 58 33 59 35 60 36 61 36 62 34 63 34 64 35 65 34 66 34 67 34 68 36 69 35 70 34 71 35 72 34 73 34 74 36 75 35 76 34 77 36 78 34 79 35 80 34 81 34 82 35 83 34 84 35 85 33 86 33 87 33 88 32 89 34 90 35 91 34 92 33 93 34 94 35 95 33 96 36 97 33 98 32 99 33 100 35 100 Ti - find neutrons An isotope of titanium has an atomic mass of {m} amu. How many neutrons does it have?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {m}-22 0 2 1 0 0 0.1000000 3 0 private m calculatedsimple uniform 1.0 10.0 1 100 1 46 2 47 3 48 4 49 5 50 6 46 7 47 8 48 9 49 10 50 11 46 12 47 13 48 14 49 15 50 16 46 17 47 18 48 19 49 20 50 21 50 22 49 23 48 24 47 25 46 26 50 27 49 28 48 29 47 30 46 31 50 32 49 33 48 34 47 35 46 36 50 37 49 38 48 39 47 40 46 41 50 42 49 43 48 44 47 45 46 46 50 47 49 48 48 49 47 50 46 51 47 52 49 53 48 54 48 55 50 56 47 57 49 58 47 59 48 60 47 61 48 62 47 63 48 64 49 65 47 66 49 67 50 68 47 69 49 70 49 71 48 72 47 73 47 74 49 75 47 76 46 77 49 78 49 79 47 80 47 81 48 82 50 83 49 84 49 85 49 86 46 87 47 88 49 89 47 90 47 91 48 92 48 93 46 94 48 95 50 96 47 97 49 98 48 99 48 100 50 100 Xe - find neutrons An isotope of xenon has an atomic mass of {m} amu. How many neutrons does it have?

]]> 2.0000000 0.3333333 0 0 0 abc 0 {m}-54 0 2 1 0 0 0.1000000 3 0 private m calculatedsimple uniform 1.0 10.0 1 100 1 130 2 129 3 130 4 134 5 130 6 132 7 125 8 131 9 128 10 126 11 125 12 136 13 135 14 136 15 124 16 129 17 124 18 135 19 124 20 130 21 124 22 136 23 129 24 132 25 129 26 126 27 128 28 136 29 134 30 126 31 125 32 131 33 136 34 128 35 125 36 125 37 130 38 129 39 127 40 131 41 127 42 135 43 134 44 127 45 133 46 135 47 135 48 125 49 136 50 136 51 133 52 133 53 134 54 133 55 130 56 133 57 134 58 124 59 130 60 135 61 126 62 129 63 125 64 128 65 125 66 136 67 127 68 124 69 131 70 129 71 134 72 129 73 135 74 126 75 134 76 133 77 130 78 133 79 127 80 125 81 134 82 131 83 134 84 135 85 130 86 134 87 131 88 125 89 129 90 131 91 132 92 126 93 131 94 127 95 132 96 132 97 134 98 126 99 131 100 127 100 $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2B: protons neutrons electrons match element to Z Match each atomic number with the correct element:

]]> 5.0000000 0.3333333 0 false Your answer is correct.

]]> Your answer is partially correct.

]]> Your answer is incorrect.

]]> 3

]]> lithium 6

]]> carbon 7

]]> nitrogen 12

]]> magnesium 20

]]> calcium helium silicon phosphorus neon matching Match each term with its definition:

]]> 5.0000000 0.3333333 0 true Your answer is correct.

]]> Your answer is partially correct.

]]> Your answer is incorrect.

]]> the number of protons in the nucleus

]]> atomic number protons + neutrons

]]> mass number has the same number of protons and electrons

]]> atom has a net charge because it has gained or lost an electron

]]> ion these belong to the same element but have different masses

]]> isotope $course$/Chemistry Common Assessments/Semester 1/Quarter 1/Unit 2: Atomic Theory/2C: Bohr diagrams; isotopes/Bohr diagrams energy levels Al Al has:

{1:NUMERICAL:%100%2:0#} electrons in energy level n=1

{1:NUMERICAL:%100%8:0#} electrons in energy level n=2

{1:NUMERICAL:%100%3:0#} electrons in energy level n=3

{1:NUMERICAL:%100%0:0#} electrons in energy level n=4