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calculate the solubility of potassium bromide at 23 degrees celuius.assume that the solubility increases by an equal amount for each degree between 20 and30 degrees
calculate mass of CCl 4 that formed if 1.5 moles of CH 4 react with 1.4 moles of Cl?
What substance is in excess? D) How many grams of the excess reactant is leftover (remaining) after the reaction stops
Determine the partial pressure and the total pressure using Dalton's law of partial pressures - Determine the total pressure of the mixture.
Supppose that a 2 L solution is made from 178 mg of citric acid (C6H8O7). What is the molar mass of C6H8O7
what will be the theoretical yield of bromobenzene in given reaction as C6H6 + Br2 → C6H5Br + HBr also find out percentage yield when actual yield of bromobenzene was found 56.7 g?
An aqueous solution is six percent by mass methanol,, and has a density = 0.988 g/mL. Determine the molarity of ethanol in the solution.
CS2(l) + 3O2(g) -> CO2(g) + 2SO2(g) What volume of O2 is required to react with excess CS2 to produce 4.0 L of CO2? Assume all gases are measured at 0oC and 1 atm.
2C4H10 + 13O2 → 8CO2 + 10H2O A. How many moles of O2 are needed to react with 3.75 moles of C4H10 ? B. How many grams of CO2 result when 85.5g of C4H10 react ?
calculate the osmotic pressure in mm Hg of 6.00 L of an aqueous 0.889 m solution at 30.°c, if the solute concerned is totally ionized into three ions
Calculate the mass percent of methanol, ethanol, and MTBE, that must be present in gasoline to yield a mixture of 1.8% oxygen by weight.
Explain why it takes longer time when anyone cook an egg in boiling water while camping at in elevation of 0.5km in the mountain than it does it home.
How much heat in Kilojoules must be removed from a glass of water that contains 100G if water to lower its temperature from 30C to 15C.
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