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Calculate the ionic strength of a solution that is made .1222 M AgNO3, plus .0215 M MgCl2, plus .140 M AlCl3
If what makes an acid strong is the extent of dissociation, at what sorts of concentrations (high or low) do weak acids behave more like strong acids
What is the approximate pH of a solution of the salt NH4(O2CCH3) (ammonium acetate)? No calculations -- only reasoning needed. pKa/pKb values in your notes
What mass of Mg is formed by passing a current of 5.50 A through molten MgCl2 for 2.80 days?
A gaseous system undergoes a change in temperature and volume. What is the entropy change for a particle in this system if the final number of microstates is 0.828 times that of the initial number of microstates. attempted on my own and came up wi..
Suppose a hydrogen-oxygen fuel-cell generator was used to produce electricity for a house. Use the balanced redox reactions and the standard cell potential to predict the volume of hydrogen gas (at STP) required each month to generate the electric..
What is the absolute pressure when the mass of the substance on a dead weight gauge is 20 kg, and the inner diameter of the cylinder is 2 cm? Assuming the g=9.82 m/s2 and the atmosphere pressure is 745 torr
in the organic chem we prepared soap by using tallow and sodium hydroxide. after keep checking the regular 6 weeks of
Indicate on the diagram the anode, the cathode, the direction in which the anions and cations migrate through the cell and the salt bridge, if any, and the directions in which the electrons migrate through the external circuit. Calculate E° for ea..
It takes 54.0 J to raise the temperature of an 10.3g piece of unknown metal from 13.0C to 25.0 C. What is the specific heat for the metal?
What is the maximum amount (in grams) of sulfur dioxide that can be produced by the reaction of 1760 g of dihydrogen sulfide with 4890 g of oxygen according to the balanced equation below
how does a water softener work chemically? What's better to drink tap water or bottle springwater and why?
you just need to find out Which Substance (given) will be to fall to the bottom of the beaker by combining them with H 2 O In A Beaker?
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