Chemistry, 18.06.2021 07:00 johnLavender8798
1. a heart shaped mylar is filled with helium gas. the ballon holds 0.605 moles of gas when the pressure is 1.248 atm and the temperature is 16.1 degrees C. what is the volume of the balloon?
2. a 90.8 g sample of xenon is in a 15.7 L container. what is the pressure of this gas in mmHg 279° C?
3. when 4.85 L of methane (CH4) gas is completely burned with oxygen (O2), it produces water vapor and carbon dioxide. at a temperature of 22° C and a pressure of 135 kPa, what mass of water vapor will result?
CH4 + 2O2 > 2H2O + CO2
Answers: 1
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