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Monochloroacetic acid has a Ka of 1.35 x 10^-3. Calculate the pH of a 0.10 M solution of this acid.
how many grams of sodium fluoride used in water fluoridation and manufacture of insecticides are needed to form 485 g
The water level in a graduated cylinder initially at 220 rises to 279 after a piece of lead is submerged. What is the mass in grams of the lead.
Compute the activation energy for the flashing process. When At 29 o C the average rate is 3.3 flashes every 10 seconds; at 23 degree Celsius the average rate
A polymer sample combines five different molecular-weight fractions, each of equal weight. The molecular weights of these fractions increase from 20,000 to 100,000 in increments of 20,000.
show states of matter and charges where appropriate. Also find molecular equation, total Ionic Equation, and Net Ionic Equation.
The solubility of oxygen gas in water at 25 °C and 1.0 atm pressure of oxygen is 0.041 g/L The solubility of oxygen in water at 3.0 atm and 25 °C is __________ g/L.
For a chemical system at equilibrium, the forward and reverse rates of reaction are equal. 3. For an aqueous chemical system at equilibrium, the concentrations of products divided by the concentrations of reactants equals one.
Ethylene gycol has a density of 1.11g/mL. What is the volume of 30.0 g of ethylene glycol?
Harmonic Function Morse Function Lennard Jones Function How do I determine the frequency of an absorption spectroscopy line
Determine the concentration of mixed unknowns in a spectrophotometric determination of food dyes
Write a balanced equation for the reaction of NaCH3COO and HCl. Express your answer as a chemical equation. Identify all of the phases in your answer. Enter no reaction if no precipitate is formed.
Calculate how many calories of heat are needed to increases the temperature of 550 grams H2O from 12 degree celsius to 18 degree celsius?
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