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What is the molarity of a solution if 4.50 g NaF is dissolved in enough water to make 250.0 mL of solution?
Description of Intermolecular forces, What parts of the calcium chloride are attracted to what parts of the water molecule when calcium chloride dissolves
Calculate the cell potential after the reaction has operated long enough for the [Al3+] to have changed by 0.32 mol/L. (Assume T = 25°C.)
What volume of a concentrated HCl solution, which is 36.0% by mass and has a density of 1.179 g/cm3, should be used to make 5.1 L of an solution with a pH of 1.5.
A sample of hydrogen occupies a volume of 1.20 liters at a pressure of 425 kilapascals. If the temperature of the gas is constant, what would the new volume of the gas be at 615 kilapascals?
How much heat energy is required to raise the temp. of 0.363 kg of copper from 23.0 C to 60.0 C The specific heat of copper is 0.0920 cal /(g.C).
A sample of neon gas used in a neon sign occupies a volume of 1.50 L at a pressure of 630 torr. Calculate the volume of the gas if the pressure in the glass tube of the sign is 793 torr.
AgCl has a 78.1% ionic character and a diplole moment of 11.5D. what is the distance between the Ag and Cl atoms?
Phenol and straight chain alcohol, The compound C6H5OH is a phelol, and C6H13OH is a straight chain alcohol.
Acid-base titration & analytical chemistry, A 0.213-g sample of uranyl(VI)nitrate, UO2(NO3)2, is dissolved in 20.0 mL of 1.0 M H2SO4 and shaken with Zn. The zinc reduces the uranyl ion, UO2 (with a charge of 2+)
A gaseous mixture of O2 and Kr has a density of 1.114 g/L at 431 torr and 325 K.What is the mole percent O2 in the mixture.
The activation energy for the following reaction is 60. kJ/mol. Sn2+ + 2Co3+ → Sn4+ + 2Co2+
explain why granulated activated charcoal is considered to be the best available treatment technology for dioxins in water.
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