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A 10.00L reaction container has 4.00atm of hydrogen gas and 2.00atm of nitrogen gas at temperature of 450.0celsius , before the two gases begin to react and form ammonia. If it were possible to obtain 100% yield, when the temperature was returned to the origenal value what would be the partial pressure of each gas be?
Consider a 53.5 g sample of H2O(g) at 117°C. What phase or phases are present when 134 kJ of energy is removed from this sample.
A gas has a volume of 10 L at 0 degrees C. What is the final temperature of the gas in C if its volume increases to 27 L? Assume that amount of the gas and its pressure remain unchanged.
A room contains 46 of air.How many kilowatt-hours of energy are necessary to heat the air in the house from 9 to 30? The heat capacity of air is 1.03.
A block of metal has a width of 3.2 cm, a length of 17.1 cm, and a height of 2.7 cm. Its mass is 1.5 kg. Calculate the density of the metal. Express in grams per cubic centimeter using two significant figures.
What mass of sucrose should be combined with 464g of water to make a solution with an osmotic pressure of 8.60atm at 280K? (Assume the density of the solution to be equal to the density of the solvent.)
The rate constant for the second- order reaction.starting with a concentration of 0.86m, calculate the concentration of NOBr after 57s.
The pH of the HF solution before titrant is added is 1.88 and 43.948 mL of titrant are required to reach the equivalence point.
Which of the following is correct? A) Solubility is the concentration of unsaturated ions in solution. B) Ksp is the same as the solubility. C) Ksp is an equilibrium constant and solubility is the concentration of a saturated solution
Twenty-five pounds of gas consisting of 40% CO, and 30% H2 are placed in a cylinder 200 ft^3 in volume. What is the a) average molecular weight of the gas?
energy to heat a certain sample of pure silver from 12.0 C to 18.2 C. Calculate the mass of the sample of silver.
what is the percent Zn in the mixture? (At the same temperature and pressure, the Mg/HCl reaction gave 24.2 L gas/mol Mg.)
1) Why is it important to clean up any spills immediately, wash hands frequently, and wash glassware thoroughly when working with crystal violet solutions?
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