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Zirconium has an atomic number of 40, And an atomic mass of 91. How many electrons does zirconium have?

A. 91
B. 51
C. 40
D. 131

User Sorpigal
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2 Answers

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Answer:

40

Step-by-step explanation:

because the atomic number is how many electrons

User Nikhil Swami
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Answer: 40

Explanation: Whatever the atomic number is, that’s also the number of electrons and protons.
User Christian Merat
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