Question

How many gold atoms are contained in 0.650 grams of gold?

Answer 1

Answer:

Hi there,

Explanation:

I mole of gold have 196.96 gm and contains 6.02×10^23 atom

So,

0.650 gm of gold contains

0.650×6.02×10^23÷196.96= 1.98×10^21 atom

Hope the answer is helpful

Plz mark as brainliest

Answer 2

Answer:

1.99 x 10^21

Explanation: