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Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
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The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f
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Chemistry, 22.06.2019 10:30
Which characteristics can be used to differentiate star systems? check all that apply.
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