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If 4.00 ml of vinegar needs 42.0ml of 0.110M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.10qt sample of this vinegar?
How many grams of chromium would be electroplated by passing a constant current of 5.2 amperes through a solution containing chromium(III) sulfate for 45.0 minutes.
1.0 atm pressure of oxygen is 0.041g/L. The solubility of oxygen in water at 3.0 atm and 25 C is _____ g/L.
If a 2.743g sample of MgSO4.7H2O were heated strongly,what would be the expected mass of the cooled dehydrated salt
The temperature of a 35.2 g sample of iron increases from 23.7 C to 29.5 C. If the specific heat of iron is 0.450 J/g-K, how many joules of heat are absorbed.
Why should EH&S and FS professionals avoid inhaling the smoke produced when tar paper and roofing shingles smolder and burn?
When 0.800 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 13C is observed.Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL.
Calculate the average speed of a gas that has a molar mass of 2.08 × 10-2 kg /?mol at a temperature of 22°C. The value for the gas constant, R, is 8.314 J /?mol K.
Determine how many grams of C 6 H 12 O 6 should be mixed in 563 grams of C 2 H 5 OH) to form a 2.40X10^-2 m solution?
Calculate Delta H for the process. Given u ={(2a/RT) - b}/Cp,m; with Cp,m = 38.4j/K.mol; a=3.60dm6 atm and b= 0.44 dm3.mol.
What volume of 0.240 M K2S solution is required to completely react with 195 mL of 0.155 M Co(NO3)2.
The solution density = 1.013 g/mL and suppose that the density of pure water =1.00 g/mL. Determine the molality of this solution?
Nitromethane has a relatively high boiling point of around 100 c. Which of the following intermolecular force is not present in pure liquid nitromethane and why.
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