Which of the following is true of the reaction: 2 H(g) ? H2(g)?
A) It is endothermic.
B) It is exothermic.
C) It is neither endothermic nor exothermic.
D) None of these, the reaction cannot occur.
B
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As the seafloor ages, ocean depth
A) increases. B) decreases. C) is not affected. D) varies.
In 1992, the Canadian government ________
A) banned the use of trawl fishing B) started harvesting manganese nodules from the ocean floor C) ordered a complete ban on cod fishing D) enacted laws to protect many species of whales E) gave subsidies to fishermen who were losing money due to low fish harvests
Of the following, which affect the quantity of nutrients required to maintain good health?
A) age B) body weight C) degree of physical activity D) all of these
If you just want to go for a swim in a meandering river and want to find a sandy beach, where is the best place to look for your swimming hole?
a. a point bar on the inside bend of a meander outside bend of the meander loops b. a cut bank c. a point bar on the inside bend of a meander