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When 5.00 g of sodium hydroxide (NaOH) was dissolved in 150.00 g of water a value of 10.50oC was obtained for ΔT.
You have been provided with a 0.1M aqueous solution of glycine at pH 9.0. Calculate how much (in ml) of 5M NaOH solution that you must add to 1 L of this 0.1M glycine solution in order to bring its pH to exactly 9.80
A 10.0 mL sample of vinegar, which is an aqueous solution of acetic acid, CH3COOH, requires 16.5 mL of a .500 M NaOH solution to reach the end point in a titration. what is the molarity of the acetic acid solution? CH3COOH(aq)+NaOH(aq)>NaCH3COO(aq..
Arrange the acids HOBr, HBrO3 and HBrO2 in order of increasing acid strength, and explain why.
Write the set of 4 quantum numbers for the following: a. The 29th electron of Ga b. The 55th electron of Cs c. The last electron of Pb i will rate these later when I finish looking through the responses
How do you write chemical formulas for: cobalt (II) hydorgen carbonate and sulfur hexafluoride
If the rate constant of a first order reaction is 4.87 x10-5s-1 at 15 deg C. Compute the rate constant at 80 deg C if the activation energy is 250Kj/mle (R=8.314J/K mole)
If a temperature increase from 11.0 C to 22.0 C doubles the rate constant for a reaction, what is the value of the activation barrier for the reaction
What is the maximum mass of S8 that can be produced by combining 80.0g of each reactant? 8SO2+16H2S -> 3S8 + 16H2O
How is HCl a base if it has no OH ions in is formula to omit when dissolved? Where does it's O come from
a sodium hypoclorite liquid bleach is placed in a 250 mL volumetric flask and diluted to the mark. A 25.00 mL aliquot of this solution is placed in a 250 mL Erlenmeyer flask. What volume of the original liquid bleach is in the Erlenmeyer flask?
why is it important to use only the minimal amt of hot solventneeded to achieve a recrystallization? what would be the
Calculate the free energy change for translocating a proton out of the mitochondrial matrix, where pH(matrix) = 7.6 pH(cytosol) = 7.2
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