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A 250. mL sample of 0.0328M HCl is partially neutralized by the addition of 100. mL of 0.0245M NaOH. Find the concentration of hydrochloric acid in the resulting solution.
Calculate the volume of .025 M HCl required to titrate 50.0 mL of 0.039M NaOH solution to the equivalence point. State your answer to one decimal place in mL.
Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each of the following transitions.
Find out what will be the half-lives if [NOBr]o = 0.054 M - The rate constant for the second order reaction Is 0.80 M-1s-1 at 10 degree celsius temperature
A reaction was conducted in benzene as the solvent. Because the reaction was very exothermic, the mixture was cooled in a salt-ice bath. This was a bad choice. Why?
A certain substance has a heat of vaporization of 58.15 kJ/mol. At what Kelvin temperature will the vapor pressure be 3.00 times higher than it was at 363 K
Calculate the product of 3.214 x 10-6 and 2.6x10-3. Answer using the correct number of significant figures.
You are titrating a 50.0mL solution of calcium hydroxide with phosphoric acid. if it takes 15.00mL of 0.0360 M phosphoric acid to reach the equivalence point what is the concentration (in M) of the calcium hydroxide solution
You mix 100 ml of solution of pH 1 with 100 ml of solution of pH 3. What is the pH of the resulting solution (assume no buffers are present).
Consider the combustion of . If hydrogen is burning at the rate of 0.90 , what is the rate of consumption of oxygen
How many fluorine atoms are there in 65 g of CF4?
pure potassiom hydrogen phthalate is used for standardization of the sodium hydroxide solution. suppose that the
Calculate the pZn of a solution prepared by mixing 25.0 mL of 0.0100 M EDTA with 50.0 mL of 0.00500 M Zn2+. Assume that both the Zn2+ and EDTA solutions
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