The picture below shows a train as it approaches a hill. This train can only make it over the hill if it approaches at it's top speed because it will
lose speed as it climbs. What changes are taking place in the train's
potential and kinetic energy as it climbs the hill?

Suppose you got a low yield of benzoin from your benzoin condensation reaction and thus only have 0.300 g of benzoin to use as the starting material for this reaction. how much concentrated nitric acid should you add? (concentrated nitric acid is 15.8 m). write your answer in the form x.xx ml

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Which one of the following substances would be the most soluble in ccl4? na2so4 h2o ch3ch2ch2ch2oh c4h10 hi