Chemistry, 03.12.2021 03:20 claudiseliss4910
A sample of hydrogen gas at 0.35 bar and 500 cm3 is allowed to expand to 750 cm3. What is the final pressure of the system in bar
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How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose
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Chemistry, 22.06.2019 11:00
As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
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Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
Answers: 1
Chemistry, 22.06.2019 19:50
If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
Answers: 2
A sample of hydrogen gas at 0.35 bar and 500 cm3 is allowed to expand to 750 cm3. What is the final...
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