Chemistry, 05.06.2020 10:57 muziqbox594
Which of the following changes would increase the pressure of a gas in a closed
container?
a) More gas is added
b) Temperature is increased
c) The container's size is increased
d) Part of the gas is removed
e) Temperature is decreased
f) The container's size is decreased
Answers: 1
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If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)
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In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
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Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products
Answers: 2
Which of the following changes would increase the pressure of a gas in a closed
container?
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