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Chemistry, 22.06.2019 05:50
What are transitions between a liquid and gas called? identify which way they are transitioning
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Chemistry, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
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Chemistry, 23.06.2019 06:00
Give one example of a pure (exact) number and of an estimated (measured) number.
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A chemist dissolves of pure potassium hydroxide in enough water to make up of solution. Calculate th...
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