Chemistry, 25.11.2019 22:31 heids17043
Propenoic acid, c3h4o2, is a reactive organic liquid that is used in the manufacturing of plastics, coatings, and adhesives. an unlabeled container is thought to contain this liquid. a 0.442-g sample is combusted to produce 0.220 g of water and 0.636 g of carbon dioxide. calculate the experimental mass % of c and h in the unknown liquid used in the experiment.
Answers: 2
Chemistry, 22.06.2019 01:30
The table lists pressure and volume values for a particular gas. which is the best estimate for the value of v at p = 7.0 × 103 pascals?
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Chemistry, 23.06.2019 01:30
Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180
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Chemistry, 23.06.2019 01:30
Which statement accurately represents the arrangement of electrons in bohr’s atomic model?
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Chemistry, 23.06.2019 04:20
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Propenoic acid, c3h4o2, is a reactive organic liquid that is used in the manufacturing of plastics,...
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