Chemistry, 26.03.2021 01:00 hellokitty1647
If 42.4g of Al react with excess O2 and 67.3g of Al2O3 are produced, what was the percent yield of Al2O3? The Balanced Equation is 4 Al + 3 O2 --> 2 Al2O3
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Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)
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Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?
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If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form
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As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
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If 42.4g of Al react with excess O2 and 67.3g of Al2O3 are produced, what was the percent yield of A...
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