Which number label represents the nucleus? 6,5,3,2
2 answers:
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Answer:
1 mole of calcium contains 6.023
atoms.
Explanation:
1 mole is the amount of a substance that contains exactly constituent particles. 1 mole of a substance is always equal to the atomic mass of the element.
Hence, 1 mole of calcium will also have atoms.
Number of atoms in 1 mole calcium = 6.023
atom
