What is the IUPAC name of HOCH2CH2CHO?
A) 3-hydroxy-1-propanal
B) 2-hydroxypropanal
C) 3-hydroxypropanal
D) 1,3-propanedial
C
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Which statement characterizes Northern Hemisphere tropical cyclones?
a. They turn clockwise. b. They form in areas of high pressure. c. Moist surface winds spiral in toward the center of the storm and rising winds exit from the storm at high altitudes. d. The greatest destruction from wind and storm surge will occur to the west of its center. e. They form over cool ocean temperatures
Sub-surface waves that form at the boundary between water layers of different densities are ____________
____________. Fill in the blank(s) with the appropriate word(s).
The ultimate source of the energy in fossil fuels is
A) the sun B) the Earth's internal heat C) the energy of the plants and animals from which the fuel is formed D) biomass
The ____________________ is a chart that shows how one or more weather variables has changed at a station over a given period of time
Fill in the blank with correct word.