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Home  arrow Chapter 14  arrow Explorer Quizzes  arrow Explorer Quiz 2

Explorer Quiz 2



This activity contains 12 questions.

Question 1.
Calculate the solubility of oxygen gas in water at 20°C and a partial pressure of 1025 torr. The solubility of oxygen in water at 20°C and 760 torr is 0.176 g/100 mL water.


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Question 2.
Which of the following allows us to predict whether a particular solvent is likely to be polar?


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Question 3.
Predict the polarity of acetone, C3H6O, and acetic acid, HC2H3O2.


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Question 4.
How many grams of C12H22O11 will dissolve in 100 g of water at 50°C?


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Question 5.
Predict the outcome of the following scenario. A person saturates hot coffee with sugar, then allows the coffee to cool to room temperature.


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Question 6.
What is true of a saturated solution?


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Question 7.
What mass of a 5.00% KI solution contains 1.75 g of solute?


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Question 8.
Calculate the mass/mass percent concentration for 25.00 g of AgNO3 in 500.0 g of water.


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Question 9.
Calculate the molar concentration for 10.00 g CaCl2 in 325 mL of solution.


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Question 10.
What is the mass of solute in 75.0 mL of 0.500 M HC2H3O2?


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Question 11.
What is the molarity of a potassium bromide solution that is prepared by diluting 250.0 mL of 0.500 M KBr to a total volume of 1.00 L?


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Question 12.
What volume of 0.100 M potassium bromide solution reacts completely with 37.5 mL of 0.200 M silver nitrate solution?

KBr(aq) + AgNO3(aq) AgBr(s) + KNO3(aq)


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