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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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OldSpice OldSpice
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Posts: 6432
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9 years ago
If a penny has a mass of 3.015 g and is 95.0% copper, what is the mass of copper in the coin?
A) 0.151 g
B) 0.286 g
C) 0.603 g
D) 1.51 g
E) 2.86 g
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ElectricElectric
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#1
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9 years ago
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emileewells,  bio_man
.silent.boss

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OldSpice Author
wrote...
#2
9 years ago
Perfect!

..Thank you so much for your support
wrote...
#3
9 years ago
My pleasure
.silent.boss
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#4
3 years ago
Thank you
wrote...
#5
3 years ago
thank you
wrote...
#6
3 years ago
thank you
wrote...
#7
3 years ago
Thank you
wrote...
#8
3 years ago
Thank you!
wrote...
#9
3 years ago
Thank you
wrote...
#10
3 years ago
Ty
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