Calculate the number of copper atoms in 0.3175g of copper
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Answer:
3.011 × 10^21 atoms
Explanation:
No. of moles of copper = given mass/molar mass
= 0.3175/63= 0.0050 moles
Now...
No. of copper atoms =
X/6.022×10^23=0.050
= 3.011 ×10^21 Copper atoms.
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