Chemistry, 11.11.2020 01:30 lakhanir2013
Question 1
A 350 mL glass bulb is filled with an unknown gas with a mass of 0.225 g fills, a pressure of 733 mmHg and a temperature of 22 °C. Is this gas argon (Ar), methane
X (CH4), nitrogen monoxide (NO), or carbon monoxide (CO)?
Answers: 3
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20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?
Answers: 1
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Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.
Answers: 2
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Idont understand it 1.what is the boiling point of a solution of 675 grams of ethylene glycol (c2h6o2) in 2.50 liters of water?
Answers: 2
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Which of the following notations would be the appropriate and final way to display the formula for magnesium chloride a. mgcl2 b. mg+2cl–1 c. mgcl2 d. mgcl
Answers: 2
Question 1
A 350 mL glass bulb is filled with an unknown gas with a mass of 0.225 g fills, a pressu...
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