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Suppose the conversion of this energy to electricity in a nuclear power plant is 45% efficient, define what mass of uranium-235 undergoes fission in a year in a plant that produces 1000 MW (megawatts)? Remind that a watt is 1 J/s.
Calculate the pH of 0.3 M piperazine. Calculate the concentration of each form of piperazine in the solution
How much water must be added to 534. mL of 0.180 M HCl to produce a 0.135 M solution? (Assume that the volumes are additive.)
write chemical equations which show what happens when carbondioxide is absorbed by sodium hydroxide and when barium
sand and iron particles that are similar in size and color are mixed together in a beaker. what would be the best
A solution of KOH in ethanol is made up by dissolving 0.335 g KOH in ethanol to form 250.0 mL of solution. Similarly, 1.455 g of C2H5I is dissolved in ethanol to form 250.0 mL of solution.
In Part A, we saw that the theoretical yield of aluminum oxide is 1.40 mol. Calculate the percent yield if the actual yield of aluminum oxide is 0.672 mol.
What is the hydronium ion concentration of a 0.150 M hypochlorous acid solution with Ka=3.5x10^-8? The equation for the dissociation of hypochlorous acid is
suppose 0.2506g of na2c2o4 isdissolved in 250ml of 1m h2so4. this solution requires 34.7ml of kmno4 solution for
Explain the Coordination Chemistry and Chemical Speciation Utilized in the Analysis of Fluoride in Water Samples by Fluoride Ion-Selective Electrode
In the reaction below, 3.84 atm each of H2 and Cl2 were placed into a 1.00 L flask and allowed to react: H2(g) + Cl2(g) 2 HCl(g) Given that Kc = 62.1, calculate the equilibrium pressure of HCl.
a 0.456 gram sample of an unknown mono- protic acid lets call it hz was dissolved in some water you pick the amount.
Calculate the molar mass of a Nonelectrolyte that lowers the freezing point of 25.00 g of water to -3.9 degrees C when 4.27g of the substance is dissolved in the water.
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