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A mixture containing 2.37 g each of CH4(g), C2H4(g) and C4H10(g) is contained in a 1.50 L flask at a temperature of 45°C.(a) Calculate the partial pressure of each of the gases in the mixture. PCH4= ___ atm PC2H4= ___ atm PC4H10= ___ atm(b) Calculate the total pressure of the mixture
Calculate the weight of helium in pounds to fill a ballon whose capacity is 1.0 X10^6 ft^3 at 1 atm pressure and 27 C.
What is the relative spread (in ppt) of the two values? (Note: ppt is part per thousand. Keep one decimal place in your answer.)
C3h8+5o2=3co2+4h2o How Many Moles Of Oxygen Are Necessary To React Completely With Four Moles Of Propane?
An aqueous solution has a vapor pressure of 84.0 at 50 . The vapor pressure of pure water at this temperature is 92.6 . What is the concentration of in mass percent?
A sample of gas occupies 175ml at 10C and 750torr. What volume will the gas have at 25C and 790 torr?
if you were to use IR spectroscopy how would you differentiate between acetone, water, and diethyl ether? (include values and relate them to functional groups)
PH of solution during titration process, Q1: What is the pH of a 0.35 M solution of a weak acid HA with Ka = 1.41×10^-8?
It takes 254kj/mol to eject electron for a certain metal surface. What is the longest wavelength of light that can be used to eject electrons from the surface of this metal via the photoelectric effect.
Suppose that 25g of gold is initially at 27 degrees Celsius. What's the final temperature of gold upon absorbing 2.35kJ of heat?
Two common substances that are used in the northern U.S. to melt snow and ice are sodium choride (rock salt) and calcium chloride. You have a bag of a substance sold as melting salt
When aluminum reacts with concentrated hydrochloric acid, hydrogen gas evolves. The hydrogen is collected by displacement of water at 22ºC at a total pressure of 750 torr.
Benzene is a organic solvent with the formula, The volume occupied by 1 micromole of liquid benzene and the volume occupied by 1 megamole of benzene as a vapor at STP (assume an ideal gas)
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