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Presume that you have a solution of AsCl3 with a concentration of 1*10^-8 M. Presume the density of the solution is 1.00g/mL. The molar mass of AsCl3 is 181.28g. Convert this concentration to ppb on a mass to mass basis.
what volume of 0.200 m hno3 is needed to titrate 38.7 ml of 0.175 m naoh? 2 if 42.5l of 0.45 m hcl is titrated with
What is the partition coefficent of 100 mg of benzoic acid in 2ml of methylene chloride and 2ml of water and 101 mg of benzoic acid in 30 ml of methylene chloride and 30ml of water
How many grams are in 2.35 moles of N2? How many grams are in 2.35 moles of NaBr? How many grams are in 2.35 moles of C6H14?
A solution with a pOH of 7.30 is expected to be a (weak, strong, acidic or basic. Calculate the OH- concentration of a solution that has a [H3O+] of 3.5 x 10-10 M
A beaker with 100 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.80 mL of a 0.490 M HCL solution to the beaker.
the percentage yield of nh3 from the following reaction is 85? what actual yield is expected from the reaction of
if 2.29 moles of argon gas are added to 3.5L of a 6.58 mole sample of argon gas what is the final volume
Which of the following is a property of acid solutions?
If the pressure exerted by a gas at 25°C in a volume of 0.032 L is 2.79 atm, how many moles of gas are present?
for each of the following three questions 25.0 ml of 0.100 m pyridine kb 1.70 x 10-9 is titrated with 0.100 m hcl. for
Approximately 35 mg of a dried brass sample (accurately measured) is put into a 250-mL Erlenmeyer flask. About 20 mL of H2O and 10 mL of concentrated HNO3 is added.
Chlorination via radical halogenation is a very unselective process and can lead to the formation of all three of the below products. Estimate the relative percentages of each product that will be formed using this means of halogenation. Presume t..
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