Chemistry, 10.07.2019 21:50 ilvvsShatalov2214
The fossil record provides evidence of past life as well as clues to the past climate, environment, and abiotic factors in an area. true or false
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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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The fossil record provides evidence of past life as well as clues to the past climate, environment,...
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