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Explain how many grams of lithium nitrate, LiNO3 are necessary to prepare 3.00 x 102mL of 2.00 x 10-1 M solution?
100. g of ice at 0deg is added to 300.0 g of waterat 60degc. assuming no transfer of heat to the surroundings what is
how many grams of sodium chlorida are in 100 ml of water if the vapor pressure of the solution is 630 torr 20 c? given
a bicycle tire is filled with air to a pressure of 720 torr at atemperature of 19 degrees celsius. riding the bike on
A metallic element with edge length 362 pm crystallizes in a face-centered cubic unit cell. What is radius of the atom
Calculat the freezing point of a solution containing 50.0 grams of kcl and 5500.0 grams of water the molal freezing point depression (kf) for water is 1.86 c/m
A sample of vapor has the composition 50% A and 50% B. What is the composition of the boiling liquid that produced this vapor
If 1L of .100M acetic acid is at equilibrium, how will the following change affect the equilibrium concentration of H+. The solution is diluted by a factor of 3.
A standard solution of 0.250 M KOH was used to determine the concentration of a nitric acid solution (HNO3). If 10.00 mL of KOH is needed to neutralize 35.00 mL of the acid, what is the molar concentration of the acid
1) Flame colours as an analytical technique: a) The principle behinde how this work
calculate which reactant is the limiting reactant. In other words, the formula is CuSO4+ 5H20. Given the limiting reactant above, how much copper, in grams, should be produced by this reaction.
If you take a 10.0-mL portion of the stock solution and dilute it to a total volume of 0.430 L, what will be the concentration of the final solution
A beaker with 115 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 . A student adds 9.00 of a 0.430 solution to the beaker. How much will the pH change? The ..
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