GHA Calculating the mass of a gas collected over water 0/5 Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right). This makes it easy to isolate and measure the amount of gas produced. collected gas chemical reaction water Suppose the H, gas evolved by a certain chemical reaction taking place at 35.0 °C is collected over water, using an apparatus something like that in the sketch, and the final volume of gas in the collection tube is measured to be 140. mL. Sketch of a gas-collection apparatus Calculate the mass of H, that is in the collection tube. Round your answer to 2 significant digits. You can make any normal and reasonable assumption about the reaction conditions and the nature of the gases.
GHA Calculating the mass of a gas collected over water 0/5 Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right). This makes it easy to isolate and measure the amount of gas produced. collected gas chemical reaction water Suppose the H, gas evolved by a certain chemical reaction taking place at 35.0 °C is collected over water, using an apparatus something like that in the sketch, and the final volume of gas in the collection tube is measured to be 140. mL. Sketch of a gas-collection apparatus Calculate the mass of H, that is in the collection tube. Round your answer to 2 significant digits. You can make any normal and reasonable assumption about the reaction conditions and the nature of the gases.
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Chapter5: The Gaseous State
Section: Chapter Questions
Problem 5.28QP
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Transcribed Image Text:GHALYAH
Calculating the mass of a gas collected over water
0/5
collected
Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right). This makes it
easy to isolate and measure the amount of gas produced.
gas
chemical
reaction
water
Suppose the H, gas evolved by a certain chemical reaction taking place at 35.0 °C is collected over water, using
an apparatus something like that in the sketch, and the final volume of gas in the collection tube is measured to
be 140. mL.
Sketch of a gas-collection apparatus
Calculate the mass of H, that is in the collection tube. Round your answer to 2 significant digits. You can make any normal and reasonable assumption about
the reaction conditions and the nature of 'the gases.
Explanation
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