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What is the empirical formula of a compound that is 79.8% carbon and 20.2% hydrogen?
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Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
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Chemistry, 22.06.2019 20:30, huangjianhe135
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
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How many neutrons does an element have if its atomic number is 50 and its mass number is 166
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Chemistry, 23.06.2019 01:00, carson9373
Wind and moving water provide energy. chemical mechanical thermal none of the above
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What is the empirical formula of a compound that is 79.8% carbon and 20.2% hydrogen?...
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