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1.00 x 10-2 M Mg(NO3)2 and 250 ml of 1.00 x 10-1 M NaF.Calculate the concentrations of Mg2+ and F- at equilibrium with solid MgF2 (Ksp of MgF2 = 6.4 x 10-9).
Pure gold can be made into extremely thin sheets called gold leaf. Suppose that 5.0 x 102 kg of gold is made into gold leaf having an area of 3620 m2.
Calculate the maximum numbers of moles and grams of iodic acid (HIO3) that can form when 635g of iodine trichloride reacts with 118.5g of water.
Calculate the freezing point and boiling point of a soultion of 383g of glucose dissolved in 400. g of water.
What mass of the hydrate could be recovered from the solution? When separated from a H 2 O solution, copper sulphate forms a hydrate with 5
If the actual yield is 220.0 g and the theoretical yield is 275.6 g then what will be the percent yield of ferrous sulfide.
Describe each reaction and provide the name of all the chemical formula involved for each number.
What is the partial pressure of hydrogen and nitrogen when the gas mixture is composed of 8.00 g hydrogen and 56 grams nitrogen.
What is the Molarity of a solution prepared by diluting 55mL of .65 M hydrochloric acid solution to a final volume of 155mL by adding water.
You have successfully purified a protein to homogeneity. From gel permeation chromatography studies, you determine that the protein has a molecular weight for 235,000 daltons.
The water level in a graduated cylinder initially at 210 rises to 277 after a piece of lead is submerged. What is the mass in grams of the lead.
Calculate the volume of 0.540 M sodium hydroxide solution contains 11.5 grams of sodium hydroxide?
Assume that a waste contains 395.0 mg/L of biodegradable CH2O and is processed through a 190000.0 L/day sewage treatment plant which converts 40% of the waste to CO2 and H2O.
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