3 Answered Questions for the topic Chem 1A

Chem 1a Chemistry

05/14/20

HELP PLEASE! I need to find the molar mass!
Quinine is a natural product extracted from the bark of the cinchona tree, which is native to South America. Quinine is used as an antimalarial agent.When 1.62 g of quinine is dissolved... more
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Chem 1a Chemistry

05/14/20

please help me with this question!
A solution is made by dissolving 0.559 mol of nonelectrolyte solute in 757 g of benzene. Calculate the freezing point, 𝑇f, and boiling point, 𝑇b, of the solution. Constants can be found in... more
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Chem 1a Chemistry

02/15/19

Dimensional Analysis in a problem
The density of aluminum is 2.70g/cm3. A square piece of aluminum foil, 22.86 cm on a side, is found to weight 2.568 g.What is the thickness of the foil, in millimeters?
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