What volume of the liquid should he use
An experiment requires 45.8 g of ethylene glycol, a liquid whose density is 1.114 g/mL. Rather than weigh the sample on a balance, a chemist chooses to dispense the liquid using a graduated cylinder. What volume of the liquid should he use?
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A 9.775 g. gaseous mixture contains ethane (C2H6) and propane (C3H8). Complete combustion to form carbon dioxide and water requires 1.120 mol of oxygen. Calculate the mass percent of ethane in the original mixture.
A volume of 80.0 mL of a 0.520 it M rm HNO_3 solution is titrated with 0.590 it M rm KOH. Calculate the volume of rm KOH required to reach the equivalence point
A 6-in-diameter cast-iron (E = 14.5x106 psi; ? = 0.211) wheel, 2 in wide, rolls on a flat steel (E = 30.0x106 psi; ? = 0.292) surface carrying 800 lb load.
Determine the solubility of N2 in water exposed to air at 25 C if the atmospheric pressure is 1.2 atm. Assume that the mole fraction of nitrogen is 0.78 in air and the Henry's law constant for nitrogen in water at this temperature is 6.1 10-4 M/at
The volume of a sample of ideal gas at 25 degrees celius is 372 mL. what will be the volume of the gas if it is heated at constant pressure to 50 degrees celius? what will the volume fo the gas be if it is cooled to -272 degrees celius.
Consider the reaction in which 410 g of Ca(NO3)2 react with just the right amount of lithium metal in a single replacement reaction. how many grams of each product can be produced?
if 1.205g of KHP required 25.25mL of NaOH solution for complete neutralization, what is the molarity of the NaOH sodium hydroxide solution?
A sugar-water mixture contains 45.8 g of sugar and 108.5 g of water. What is the percent by mass of sugar and the percent by mass of water in the solution?
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