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A chemist is commissioned to produce 50,000 liters of .550M aqueous phosphoric acid. The chemist can purchase solid, 98.64% pure, phosphoric acid to dissolve in water. How many grams of this reagent are required?
One weighs 32.78 grams of NaOH and dissolves it in water (with stirring) to the mark in a 1500 mL volumetric flask. What is the molarity of this solution
Why do heavier atoms have a larger translational partition function than lighter atoms at the same temperature?
Given the initial rate data for the reaction A + B ? C, determine the rate law for the reaction.
Express the molar concentration numerically using two significant figures. What is the final concentration of D at equilibrium if the initial concentrations of A = 1.00M and B= 2.00M
Determine the molecular formula of the oxide of phosphorous when it is in its gaseous state.
What is the concentration of silver ions (Ag+) in a saturated solution of silver sulfate (Ag2SO4, Ksp = 1.50 X 10-5)
How many grams of FeSO4.(NH4)2SO4.6H2O (MW = 392.14) must be dissolved and diluted to 250.0 mL to prepare an aqueous solution that is 10.00 ppm Fe2+
What is the concentration of the compound in a solution whose absorbance at 291 nm is A = 0.095 with a sample pathlength of 1.00 cm?
Calculate the relative proportions of two conformers A and B in a compound, assuming that an energy of 15.5 kj/mol is required
What is the oxidation half reaction, Reduction half reaction, and overall reaction for Chloride + permanganate --->
What is the pH of a solution containing 0.001 M NaHCO3 and 0.002 M NH3? You may assume that both the carbonic acid system
What is the pH of the resulting solution when 25 mL of 0.10 M NaOH is added to 25 mL of 0.25 M HNO3?
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