Chemistry, 15.07.2019 13:30 maxstmichel3868
Balance the following chemical equation, then answer the following question. c8h18(g) + o2(g) →co2(g)+h2o(g) how many grams of oxygen are required to react with 20.0 grams of octane (c8h18) in the combustion of octane in gasoline? express the mass in grams to one decimal place.
Answers: 2
Chemistry, 22.06.2019 20:20
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
Chemistry, 22.06.2019 20:30
Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that
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You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?
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Chemistry, 23.06.2019 03:30
Name 3 types of energy you see being used as you look around a classroom
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Balance the following chemical equation, then answer the following question. c8h18(g) + o2(g) →co2(g...
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