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if 115 g of KNO3 are added to 100 g of water at 35oC, how many grams do not dissolve?
what mass of KCl would be needed to form a saturated solution if the KCl was dissolved in 200g of water at 80oC?
what is the mass of cerium sulfate that will dissolve in 50g of water at 10oC?
what is the mass of potassium chloride that will dissolve in 250g of water at 70oC?
a saturated solution of potassium chlorate is dissolved in 100g of water. If the saturated solution is cooled from 90oC to 60oC, how many grams of precipitate will be formed?
what mass of 10oC water will dissolve 350g of potassium chloride to form a saturated solution?
The volume of a gas is 5.0L when the temperature is 5.0C. If the temperature is increased to 10.0C without changing the pressure what is the new volume?
15.0 moles of gas are in a 6.00 L tank at 24.1 degrees C. Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constantsfor methane are a = 2.300 L^2 atm/ mol^2 and b = 0.0430 L/mol
A flask of unknown volume was filled with air to a pressure of 3.23 atm. This flask was then attached to an evacuated flask with a known volume of 8.00 L, and the air was allowed to expand into the flask.
What is the percent yield of a reaction in which 228. g phosphorus trichloride reacts with excess water to form 118 g HCl and aqueous phosphorus acid (H3PO3)?
An excess of NaOH is treated with 1.1L of dry HCl gas (measured at STP). What is the weight of NaCl formed?
An Ideal gas originally at a temperature T1 and pressure P1 is compressed reversibly against a piston to a volume equal to one-half its original volume, Draw a diagram of the process in the P-V plane.
What is the osmotic pressure of a solution made from dissolving 85.0 g of glucose, rm C_6H_{12}O_6, in 300 mL of water at 45.0{^circ}C?
60.0 mL of a 0.450 M HNO_3 solution is titrated with 0.570 M KOH. Calculate the volume of KOH required to reach the equivalence point.
If each bottle contains 0.358 pint of mouthwash with a density of 0.880g/mL , how many kilograms of alcohol are in 200 bottles of the mouthwash.
A beaker with 160 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 6.40 mL of a 0.400 it M HCl solution to the beaker. How much will the..
What is the speed of an electron ejected from a metallic surface, where the metal work function is 2.06 eV and the radiation is at the following wavelengths
In May 1990 the French TGV train traveled the distance from Paris to Lille, France (127 miles) in .819 hours. What was the speed of the TGV in m/s?
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