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In a period of rising prices, the inventory method which ten…

In a period of rising prices, the inventory method which tends to give the highest reported cost of goods sold is

Published August 21, 2021
Categorized as Uncategorized

When 24.0 g of a nonelectrolyte are dissolved in 500 g of wa…

When 24.0 g of a nonelectrolyte are dissolved in 500 g of water, the solution has a freezing point of –0.47°C.  What is the molar mass of the nonelectrolyte?  Kf of water is 1.86°C/m.

Published August 21, 2021
Categorized as Uncategorized

Which of the following substances should have the highest bo…

Which of the following substances should have the highest boiling point?

Published August 21, 2021
Categorized as Uncategorized

Which one of the following substances is expected to have th…

Which one of the following substances is expected to have the highest boiling point?

Published August 21, 2021
Categorized as Uncategorized

What is the osmotic pressure of a 0.42 M solution of sucrose…

What is the osmotic pressure of a 0.42 M solution of sucrose at 28°C? (R = 0.0821 L·atm/K·mol)

Published August 21, 2021
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A solution is prepared by mixing 500 mL of 0.10 M NaOCl and…

A solution is prepared by mixing 500 mL of 0.10 M NaOCl and 500 mL of 0.20 M HOCl. What is the pH of this solution?   [Ka(HOCl) = 3.2 x 10–8]

Published August 21, 2021
Categorized as Uncategorized

Calculate the amount of heat necessary to raise the temperat…

Calculate the amount of heat necessary to raise the temperature of 12.0 g of water from 15.4°C to 93.0°C. The specific heat of water = 4.18 J/g·°C.

Published August 21, 2021
Categorized as Uncategorized

What is the freezing point of a solution that contains 15.0…

What is the freezing point of a solution that contains 15.0 g of glucose (C6H12O6) in 120 g of H2O?   Kf for water is 1.86°C/m.

Published August 21, 2021
Categorized as Uncategorized

What is the pH of a 0.20 M solution of NH4Cl?  [Kb(NH3) = 1….

What is the pH of a 0.20 M solution of NH4Cl?  [Kb(NH3) = 1.8 x 10–5]

Published August 21, 2021
Categorized as Uncategorized

At what temperature will a fixed amount of gas with a volume…

At what temperature will a fixed amount of gas with a volume of 175 L at 15°C and 760 mmHg occupy a volume of 198 L at a pressure of 640 mm Hg?

Published August 21, 2021
Categorized as Uncategorized

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