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Author Question: What mass in grams of a molecular substance (molar mass = 50.0 g/mol) must be added to 500 g of ... (Read 70 times)

jparksx

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Question 1

What is the weight percent of vitamin C in a solution made by dissolving 6.50 g of vitamin C, C6H8O6, in 55.0 g of water?
◦ 0.547%
◦ 1.21%
◦ 10.6%
◦ 11.8%

Question 2

What mass in grams of a molecular substance (molar mass = 50.0 g/mol) must be added to 500 g of water to produce a solution that boils at 101.56 °C? [Kb(water) = 0.512 °C m-1]
◦ 76.2 g
◦ 150.0 g
◦ 100.0 g
◦ 30.0 g
◦ 152.4 g


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Marked as best answer by jparksx on Jul 8, 2021

Meganchabluk

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jparksx

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Reply 2 on: Jul 8, 2021
Wow, this really help


jojobee318

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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