Physics, 01.03.2020 05:44 ABrabbit732
Calculate pH A decrease of one unit on the pH scale means a solu-
tion is ten times more acidic. A decrease of two units means the
solution is 100 times more acidic. How much more acidic is acid
precipitation (pH = 4.0) than pure water (pH = 7.0)?
Answers: 1
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What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )
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Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c
Answers: 1
Physics, 22.06.2019 16:00
The amount of potential energy possessed by an elevated object is equal to what?
Answers: 1
Calculate pH A decrease of one unit on the pH scale means a solu-
tion is ten times more acidi...
tion is ten times more acidi...
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