Chemistry, 26.07.2019 04:00 isiahemerson0
In the chemical reaction below, calcium metal and water react to form calcium hydroxide and hydrogen gas. calcium metal + water β calcium hydroxide + hydrogen gas calcium and water are the reactants in this chemical reaction, whereas calcium hydroxide and hydrogen gas are the products that are formed. once the reaction reaches completion a. the products of the reaction will have changed back into the reactants. b. the total mass of the products will be less than the original mass of the reactants. c. the total mass of the products will be greater than the original mass of the reactants. d. the total mass of the products will be equal to the original mass of the reactants.
Answers: 1
Chemistry, 22.06.2019 00:40
Base your answer on the information below and on your knowledge of chemistry. nitrogen dioxide, no2, is a dark brown gas that is used to make nitric acid and to bleach flour. nitrogen dioxide has a boiling point of 294 k at 101.3 kpa. in a rigid cylinder with a movable piston, nitrogen dioxide can be in equilibrium with colorless dinitrogen tetroxide, n2o4. this equilibrium is represented by the equation below. 2no2(g) n2o4(g) + 58kj at standard pressure, compare the strength of intermolecular forces in no2(g) to the strength of intermolecular forces in n2(g).
Answers: 2
Chemistry, 22.06.2019 12:00
Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?
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Chemistry, 22.06.2019 22:30
Which of the following molecules is polar? c3h7oh c2h5cooh
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In the chemical reaction below, calcium metal and water react to form calcium hydroxide and hydrogen...
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