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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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tony2012 tony2012
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11 years ago
i just asked this question but left out info.

This:

if 16.0g of anhydrous crystals are exposed to water vapor they absorb water, turn blue and gain an additional 9.0 grams of mass.

the two questions are.

What is the gram formula mass of the anydrous CuSO4?

What is the percent of water in the hydrate formed? show work.

Please help. Thanks.
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wrote...
#1
11 years ago
16+9=25

100/25*9= 36% water by mass.

My chemistry is a little rusty at the moment with me concentrating on biology exams but i'll see about getting back to you with the rest.
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RiveraCIRiveraCI
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Posts: 101
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11 years ago
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