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Formic acid has a Ka TEN times larger than that of acetic acid. In solutions with the same molarity, the formic acid solution will have this many times the [H+] of the acetic acid.
A) 0.3B) 10C) 3.2D) 100
Calculate the time it takes to deposit 0.100g of copper from a copper sulphate solution if a 3.50 amp current
WHich of the following paris will form a precipitate? NaBr andMg(NO3)2 KCL and CuSO4 CaI2 and LI2CO3 or (NH4)2SO4 and MgCl2
How much heat is required to raise the temperature of 73.5 of water from its melting point to its boiling point?
Write the balanced total ionic equation and the net ionic equation (including phase labels) for the reaction between HC2H3O2(aq) and NH3(aq).
a 200-g sample of a metal absorbs 500 J, and its temperature rises by 30 degrees celsius. what is the specific heat of the metal?
What is the change in the boiling point of water at 100C per mm change in atmospheric pressure? The densities of water and steam at 100C are .958 and 5.977 X 10^-4 g/cm^3
which of the following reactions proceeds to the left when equal concentrations of reactants and products are mixed
Question1 : If a sample of water from a pond is to be analyzed for whatever chemicals it may contain (including organic compounds and metal containing species), give a very brief, but specific description of the protocol that would be best used, i..
the volume of a gas dropped from 300 ml to 280 ml when the original pressure of 200 torr was increased. what was the
The following quantities of trace gases were found in 1 mL sample of air. Calculate the number of moles of each compound in the sample.
in the reaction below, 3.71 atm each of H2 and Br2 were placed into a 1.00 L flask and allowed to react: H2(g) + Br2(g) 2 HBr(g) Given that Kc = 84.1, calculate the equilibrium pressure of HBr.
Why is the difference in names between HCN,hydrogen cyanide and KH,potassium hydride
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