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When a scientific theory has been tested and proved by the scientific community, it becomes a law
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The student repeated the experiment using a higher concentration of acid. the same volume of acid and the same mass of magnesium ribbon were used. what volume of hydrogen gas would have been produced after 60 seconds?
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0.070g of hydride of carbon occupies 56cm^3 at s.t.p when vaporized and contained 14.29% by mass of hydrogen.what is the formula for the hydrocarbon
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You decided to mix 48.6 grams of Mg with 50 grams of O. The reaction gave you 80.6 grams of MgO, how...
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