Part A What is [OH-] in a solution with a pH of 8.05?
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8.9 x 105 M
O 5.95 M
O 1.1 x ho8 M
O 1.1 x 10-6 M
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You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils