A neutral atom of phosphorus was found to have an atomic number of 15 and a mass number of 31.What is the total number of electrons in this atom?
A) 16
B) 15
C) 31
D) 8
E) 46
Correct Answer:
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Q1: Which factor determines whether an atom will
Q2: Q3: A chemist found one atom with 9 Q4: Which of these describes the structure of Q6: When the number of protons does not Q7: Which of the following is positively charged? Q8: Which of the following elements is important Q9: The number of protons found in an Q10: A sulfur atom has 6 electrons in Q11: The identity of any atom can be
A)proton
B)electron
C)atomic
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