Chemistry, 12.10.2019 04:50 chloegirl9796
20 g of nh4cl is added to 13.9 g of water. calculate the molality of the solution.
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If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
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Which can be observed only in a microscopic view? a) structure of a muscle cell b) shape of a soybean plant c) foam insulation d) x-ray of a knee joint
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Sand is more likely than shale to preserve fossils. true false
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Identify the limiting reactant when 9.65-g h2so4 reacts with 6.10-g of naoh.the equation is h2s04 + 2naoh = 2h2o + na2so4• what is the theoretical yield of na2so4, in grams? • how much of the excess reagent will remain after the reaction has been completed? • if 10.5-g of na2so4 are actually recovered experimentally, what is the percent yield?
Answers: 3
20 g of nh4cl is added to 13.9 g of water. calculate the molality of the solution....
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