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Hydrogen sulfide , H2S , has the characteristics odor of rotten eggs. if a sample of H2S gas at 759.0 torr and 29.0 c in a 3.00-l container is allowed to expand into an 11.0-l container
below which there is too little fuel to support combustion. For propane, the LFL is 2.1 mol-%. What is the mol fraction of propane in the air at the stoichiometric concentration?
From the images of the structure of benzil, if the ketone groups are facing opposite directions, you get a net 0 diploe moment because they cancel. But if you have a cis molecule, then they both face the same direction.
What is the common name of the amino acid produced when 3-methylpentanoic acid is subjected to the following sequence of reagents? 1) PBr3, Br2 2)H2O 3)NH3, heat
CCl2F2 can be recycled into a different compound by reaction with hydrogen to produce CH2F2, a compund useful in chemical manufacturing.
1.70 atm of I2 and 1.30 atm of Br2 are loaded into an evacuated container. The following reaction takes place with Kp = 117.6 Calculate the equilibrium partial pressure of bromine gas. No approximations can be made because the equilibrium constant..
What is the theoretical yield (in grams) of gold when 1.378 L of hydrogen gas (density = 0.0902 g/L) reacts with 20.14 g of gold(III) chloride in solution
A syringe filled with air can be used to test the relationship between the temperature and the volume of a sample of gas. The syringe has a movable plunger that allows an enclosed sample of gas to be held at a constant external pressure, so the ga..
Copper and zinc (elements 29 and 30, respectively) appear next to each other on the periodic table. A 5.50 g sample of zinc has a volume of 0.770 mL, while a 5.50 g sample of copper has a volume of 0.616 mL. Why?
A sample of nitrogen gas in a 4.9 L container at a temperature of 51 C exerts a pressure of 5.1 atm. calculate the number of moles of gas in the sample
A 0.150- M solution of chloroacetic acid (HC2H2ClO2) has a pH of 1.86. What is the value of Ka for this acid and the percent ionization?
If it requires 5,650 Joules of potential energy to lift a mass 15 ft into the air, what is that mass in units of kg
A graduated cylinder contains 20.5 mL of water. What is the new water level after 27.3 g of silver metal with a density
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