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The density of a gas was determined to be 0.7655 g/L at a pressure of 0.4804 atm and a temperature of 17.44 °C. Determine the molecular weight of the gas.
if a sample containing 3.00 ml of nitroglycerine density 1.592 gml is detonated how many total moles of gas are
chlorine gas can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid. how much
How many grams of ammonium sulfate are needed to make 0.3500 L solution at a concentration of 5.000M.
What is the change in air temperature(, assuming the heat from the steam is all absorbed by air)
One of the steps in purifying silicon involves reacting the intermediate silicon tetrachloride with steam to produce high-purity silicon dioxide and hydrogen chloride gas
We prepare a buffer by adding 0.4640 mol HNO3 to 0.5528 L of a solution containing 2.061 M trimethylamine [(CH3)3N, Kb = 6.500x10-5]. What is the pH of this buffer
Write a net Ionic equation for the reaction that takes place when aq barium chloride soln reacts with an aq soln of potassium phosphate.
2NOCl(g) = 2NO + Cl2 When 3.00 mol of NOCL is heated to a given temp. in a 2.00 L container, 1.70 fol NOCL remain at equilibrium. a.) Calculate the equilibrium concentration of each substance in the reaction
the following reaction will be balanced in a acidicsolution mno-4 h2c2o4 --gt mn2 co2awhat is one of the balanced
A helium-filled balloon has a volume of 2.63 L at 28 ? C. The volume of the balloon decreases to 2.36 L after it is placed outside on a cold day.
Protein Quantification why is it more useful to plot absorbance vs. weight units(mg/ml) instead of absorbance vs. molar concentration?
a rigid container of o2 has a pressure of 340 kpa at a temperature of 713 k. what is the pressure at 273
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