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KimMandugo
Answered

analysis of 5.00 g sample of gas reveals that it contains 3.50 g of copper what is the percentage of copper in the sample

with solution po pls​

Sagot :

Solution:

[tex]\text{mass percent} = \frac{\text{mass}_{copper}}{\text{mass}_{brass}} × 100[/tex]

[tex]\text{mass percent} = \frac{\text{3.50 g}}{\text{5.00 g}} × 100[/tex]

[tex]\boxed{\text{mass percent = 70.0\%}}[/tex]

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