Answer to Question #228232 in Chemistry for Moeez

Question #228232

What are the number of gram atoms in 63.5 g of copper

Expert's answer

n = m / M

M (Cu) = 63.5460 g/mol

n (Cu) = 63.5/63.5 = 1 mol

1 mol of matter contains 6.022×10²³ elementary entities of the substance.

63.5 g copper = 6.023×10²³ atoms of copper.

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