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A 9.00L tank at 18.0°C is filled with 3.85g of boron trifluoride gas and 13.2g of sulfur tetrafluoride gas. You can assume both gases behave as ideal gases under these conditions. Calculate the mole fraction and partial pressure of each gas, and the total pressure in the tank. Be sure your answers have the correct number of significant digits.
The stockroom has an 8.0 M solution of Na3PO4. Explain how many mL of the stock solution are necessary to prepare 25 mL of a 3.0 M solution?
Stream of 50% acetone and 50% weight of water is mixed with a stream of pure MIBK in an extractor system. The mass feed rate of the acetone to water stream is half that MIBK. What is the outlet mass of the water rich phase per mass of water in fee..
nbspwhen titrating 0.15 m hcl with a calcium hydroxide solution of unknown concentration 35 ml of acid are required to
What is the net ionic equation of the reaction of FeCl2 with NoOH ? Express your answer as a chemical equation.
calculate the reaction rate of potassium iodide and hydrogen peroxide to include the order of reaction.
How many moles of CO(NH2)2 are present in 105 g of water, if the freezing point of the solution is -4.02C? kf(water) = 1.86 K · kg/mol.
How many microliters of 1.000 M NaOH solution must be added to 25.00 mL of a 0.1000 M solution of lactic acid HC3H5O3 to produce a buffer with pH = 3.75
Suppose a 500 mL solution contains 0.50 millimoles of Co(NO3)2, 100.0 millimoles of NH3, and 175.0 millimoles of ethylenediamine. What is the concentration of Co 2+ (aq) in the solution?
How many moles of NaOH are present in 29.0 mL of 0.130 M NaOH? How many grams of solute are present in 615 mL of 0.100 M KBr?
when hydrochloric acid comes in contact with potassium permanganate, what dangerous chemical is released?
Question- If 2.00 grame of HEPES and 2.70 grams of HEPES-H+ are mixed and diluted to a final volume of 1.00L, what is the pH of the resulting buffer
Specify which of the following are oxidation-reduction reactions, and identify the oxidizing agent, the reducing agent, the substance being oxidized, and the substance being reduced.
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