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Part 1) Calculate the theoretical pH of the solution when beginning with 10.00 mL of 0.200 M HCl and dilute it to 50.00 mL with distilled water.
Part 2) Calculate the pH after adding:
a) 5.00 mLb) 10.00 mLc) 15.00 mLd) 20.00 mLe) 25.00 mL
Suppose that an atmospheric chemist combines 165 of methane at STP, 870 of oxygen at STP, and 56.5 of at STP in a 1.8 flask.
For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
A 12 m 11 m 3.0 m basement had a high radon content. On the day the basement was sealed off from its surroundings so that no exchange of air could take place.
What is the maximum amount of O2 in grams that can be obtained from 2.00 x 102 g of nitroglycerin?
Write the equation for this reaction, labeling the acid, base, conjugate acid, and conjugate base
The reaction of 0.130 moles of a metal with an acidic aqueous solution in a calibrated calorimeter causes the temperature to increase by 49.0°C.
draw the lewis structure for the zwitter ion of cysteine, acetylcholine, seratonin, and the carbonate ion?
Sketch bonding orbitals that result from combinations of the following orbitals on separate atoms (a) pz and dz2 (b) s and pz (c) dx2-y2 and dx2-y2
A chemist measures the amount of bromine liquid produced during an experiment. She finds that 766.g of bromine liquid is produced. Calculate the number of moles of bromine liquid produced.
Calculate the change in entropy (deltaS) when one mole of diamond is heated from a temperature of 0 K to 400 K at a constant pressure of 1 bar. The temperature-dependent heat capacity of diamond is Cv
Calculate the Standard Enthalpies & Standard Entropies for each reactant & product at the temperature given first, then determine the ?H°rxn and ?S°rxn at 1600 K Zr(beta) + O2 = ZrO2(beta) Other information:
What is the molarity of a solution made by dissolving 68 g of Mg(NO3)2 in enough water to make 450 ml of solution?
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