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one mole of methane has a mass of 16.0 grams. How many grams of methane are needed to make 1.0 L of a 0.20 molar solution?
A 1.6 g sample of a molecular compound is dissolved in 104 g of tetrachloromethane (carbon tetrachloride). The normal boiling point of the solution is 61.51degreesC, the normal boiling point of CCl4 is 61.2degreesC. The boiling point constant for ..
If 3.0 Ml of distilled water is added to 2.0 ml of 0.35M CoCl2 solution, what is the concentration of the resulting solution.
Imagine that you have a 6.50L gas tank and a 2.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
Metals Covalently Bonded to Benzene, Specifically interested to know why you don't see metals bonded to benzene with a covalent sigma bond. I am not interested in metal benzene complexes.
Determine the ΔH solution for this compound If the heat of solvation for this compound = -30.8 kJ/mol , crystal lattice energy = -62.2 kJ/mol.
how many moles of HNO3 are present in 33.0 mL of a 4.70M solution ?
When 4.03 g of CH3OH was mixed with 6.33 g of O2 and ignited, 3.92 g of CO2 was obtained. What was the percentage yield?
Calculate the mass of silver chloride required to plate 135 mg of pure silver. Silver chloride, often used in silver plating, contains 75.27% Ag.
A flask contains 0.430 of liquid bromine, . Determine the number of bromine molecules present in the flask
Determine the mass of silver chloride is produced from 75.0 grams silver nitrate
Suppose 10.0 g of CH4 is used in a reaction that can theoretically produce 95.8 g of CCl4. What is the percent yield of CCl4 if the reaction produces only 80.0 g of CCl4.
An aqueous solution of etanol, C2H5OH is 19% ethanol by mass and has density of 0.9700gml. Calculate the molality, molarity of the ethanol solution.
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