How many moles of H2 bonds are broken if you react nitrogen with hydrogen according to the following reaction? N2 + 3H2 ? 2 NH3
A. 2
B. 8
C. 3
D. 1
E. 6
Answer: C
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Why is granite considered a coarse-grained felsic rock?
A) It contains a lot of feldspar and silica. B) It contains little feldspar and silica. C) It contains a lot of magnesium and iron. D) It contains a lot of feldspar and a little silica.
What type of feature of depositional coasts migrates slowly landward as sea level rises?
a. Bay mouth bar b. Sand spit c. Barrier island d. Moraines e. Drumlins
What is most significant factor responsible for the transport of large quantities of sediment along the coast?
a. Waves b. Longshore Current c. Storms d. Tides
The type of aerosol that warms the atmosphere by absorbing solar radiation and increasing the surface albedo of snow and ice is called:
A) nitrous oxide. B) dark matter. C) black carbon. D) smoke particulate.