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3H2(g) + N2 (g) --> 2NH3 (g)
9 grams of hydrogen gas is mixed with 168 grams of nitrogen gas in a 10L vessel. The temperature inside the vessel is 35ºC. Calculate the total pressure inside the vessel after the reaction is complete.
When the cations Na+, K+, Rb+, Cs+ are combined with chloride ion in the gas phase to form ion pairs, which pair formation releases the greatest amount of energy?
A 280ml flask contains pure helium at a pressure of 754 torr . A second flask with a volume of 475ml contains pure argon at a pressure of 732 torr . If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial..
A sealed balloon is filled with 2.20 L helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere where the pressure is 190. torr and the temperature is -35°C
What mass (in grams) of O2 is contained in a 555 mL volume at a pressure of 760.0 torr, and at a temperature of 400.0 K?
what is the coefficient for carbon dioxide when the following equation showing the combustion of isopropyl alcohol
Calculate the molar solubility of silver phosphate Ag3PO4, in a solution that is also 4.5x10^?4 M sodium phosphate, Na3PO4. Ksp for Ag3PO4 = 2.8x10^?18
A sample of oxygen is collected over water at a total pressure of 616.8 mmHg at 30 deg Celsius. the vapor pressure of water at 30 deg celsius is 31.8 mmHg. What is the partial pressure of the O2
A 20.00 liter container holds 5.00 g of helium ( He, AW = 4.0g/mol ), 5.00 g of nitrogen ( N, AW = 14.0g/mol ) and 5.00 g of argon ( Ar, AW = 39.9 g/mol ) at 25 C. What is the partial pressure of each gas and total pressure of the mixture of gaase..
What would be the concentrations of acetic acid and sodium acetate in this solution. Would we expect this solution to be a buffer
An analysis shows that 2.97 g of iron metal combines with oxygen to form 4.25 g of an oxide of iron. What is the empirical formula of the compound?
what would be the payload if helium were used instead of hydrogen?, d.) would you and a companion on board, the balloon ascends to 30,000 feet where pressure is 0.28 atm. Assume no volume change, what is the temp (in celsius) at 30,000 feet?
What is the structure of the most abundant acylium ion (and resonance structure) that would be observed in mass spectral analysis
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