A solution is prepared by dissolving 4.40 g of KSCN in enough water to make 340. mL of solution. What is the concentration of the solution?
A) 0.0440 M
B) 0.0543 M
C) 0.119 M
D) 0.133 M
D
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Briefly explain what property of water makes hydrologic cycling possible. What will be an ideal response?
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Indicate whether the statement is true or false
Which of the following is correct regarding continental drift?
A) It occurred about two billion years ago, but no longer occurs today. B) The term "continental drift" is now called plate tectonics. C) It does not occur because the crust is brittle. D) It is an old theory that has been essentially disproven.
Which of the following are the principal active agents involved in chemical weathering?
A) Water, oxygen, carbon dioxide B) Magnesium, water, limestone C) Oxygen, silicon, aluminum D) Nitrogen, oxygen, argon