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CR Physical Science Sem. 1
Elements
Question 8
8
Quiz
Multiple Choice
Elements
Question 8 of 10 • {CR} Physical Science Sem. 1
All atoms of the element potassium have 19 protons. One of the most stable types of potassium atoms has the mass number 39.
Answer
A
19
B
20
C
38
D
58
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Elements - Question 8 | CR Physical Science Sem. 1 | Revolt