Solutions of sugars such as glucose react with Ag+(aq) to produce Ag(s). Which of the following happens to glucose in this reaction?
A) It is reduced.
B) It is oxidized.
C) It is both oxidized and reduced.
D) It is neither oxidized nor reduced.
B
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Where are the deepest parts of the seafloor?
A. along coastlines B. trenches C. mid-ocean ridges
Conversion of anhydrite to gypsum is an example of:
a. hydration b. hydrolysis c. carbonation d. oxidation
As waves travel through shallow water they:
a. speed up. b. undergo an increase in wavelength. c. become higher. d. experience a decrease in steepness. e. undergo no physical change.
Why is quartz one of the most abundant constituents of lithogenous sediments?
a) Quartz is composed of silica, which is common in continental rocks. b) Quartz is formed in the arid environments of deserts, which only occur on land. c) Quartz is one of the most durable minerals in continental rocks, so it resists weathering. d) Quartz grains come from continental mountain belts. e) Quartz is heavier than most other minerals, so it tends to be concentrated in lithogenous deposits.