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in the titration of 25.00ml of 0.100M CH3COOH, calculate the number of milliliters of 0.200 M NaOH that must be added to reach a pH of a)3.85, b) 5.25,c)11.10. [ Hint: solive an algebraic equation in which the number of milliliters is x. which reactant is in excess at each PH?]
Triethylene glycol, the solvent for your first reaction, and heavy mineral oil are both high boiling, high molecular weight solvents.
A corrosionist pipetted a 50.00 ml sample of an unknown brine and titrated it with 37.64 ml of 0.1024 M silver nitrate solution. Calculate the ppm of salt (NaCl)in the sample.
The equilibrium constant for this reaction is 1.70 x 10^-3. Suppose that 0.860 mol N2 and 0.580 mol O2 are mixed in a 4.00-L reaction vessel. What will be the concentrations of N2, O2, and NO when equilibrium is established?
solid sodium metal reacts with water, giving a solution of sodium hydroxide and releasing hydrogen gas
The protons that give rise to the signal at 7 ppm are more shielded than the protons that give rise to the signal at 9 ppm. B) The protons that give rise to the signal at 7 ppm are less shielded than the protons that give rise to the signal at 9 p..
Calculate How many grams of pure, solid sodium hydroxide are needed to make 500 mL of 0.15M NaOH solution and also express the answer in just 2 significant figures?
If during the course of the reaction, the vessel is found to contain 7.00 mol of C, 14.1 mol of H2O, 3.00 mol of CO, and 8.60 mol of H2, what is the reaction quotient Q?
How many moles of Ba(OH)_2 are present in 255 mL of 0.800 it M Ba(OH)_2?
A backpacker wants to carry enough fuel to heat 2.9 kg of water from 27 degrees C to 100.0 degrees C. If the fuel he carries produces 36 kJ of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the..
For the equilibrium H2+CO2-> Kc= 3.18 at 1106K. If each of the 4 species was initially present at a concentration of 3.000M.
Copper has a specific heat of 0.092 cal/(g·°C). When 52.7 cal of heat is added to a piece of copper, the temperature increases from 22.4°C to 38.6°C. What is the mass of the piece of copper
how fast must a 144.1g baseball travel in order to have a de Broglie wavelength that is equal to that of an x-ray photon with = 73 pm?
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