Chapter 7 Section 3.2: Molar Mass & Percentage Composition
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Chemistry
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10th - 12th Grade
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Hard
Abby Fancsali
Used 6+ times
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10 Slides • 5 Questions
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What is the formula mass of (NH4)2CO3?
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What is the molar mass of (NH4)2CO3?
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First step: find the total molar mass of the compound Cu2S
2 Cu= 2 x 63.55
1 S= 1 x 32.07
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What is the formula mass for Cu2S (Round to 1 decimal place)
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Find the percentage composition of lead in PbCl2.
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Fill in the Blanks
Find the percentage composition of Chlorine in PbCl2.
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