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The volume of a sample of a gas at 273 degrees Celsius is 200.0 L. if the volume is decreased to 100.0 L at constant temperature, what will be the new temperature of gas?
The solubility of O2 (g), in water at 25°C is 3.16 mL/100 g H2O when the gas pressure is maintained at 1 atm. What pressure of O2 (g) would be required to produce a saturated solution containing 10.9 mL/100 g H2O?
If iron is oxidized to Fe2+ by a copper(II) sulfate solution, and 0.704 grams of iron and 12.6 mL of 0.581M copper(II) sulfate react to form as much product as possible,
How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3 according to the equation 2NH3(aq) + H2SO4(aq) => (NH4)2SO4(aq).
Calculate the pressure inside the graduated cylinder it the height of the water is 5mm higher than the water in the trough. The atmospheric pressure is 760 mm Hg
Draw the Major Organic Products that will form when (E)-3-methyl-3-hexene reacts with ozone
Calculate the change in pH when 9.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
If 155 of wet is collected over water at 24 and a barometric pressure of 738 , how many grams of have been consumed? (The vapor pressure of water is 22.38 .)
A calibrated flask was filled to the 25 mL mark with ethyl alcohol. By weighing the flask before and after adding the ethyl alcohol, it was determined that the flask contained 19.7325 g of alcohol.
If a sample of 0.230 grams of KCN is treated with an excess of HCL, calculate the amount of HCN formed, in grams.
What molar ratio of benzoate ion to benzoic acid would be required to prepare a buffer with a pH of 5.20? [Ka(C6H5COOH) = 6.5 × 10-5]
A zero-order reaction has a constant rate of 2.00×10-4 . If after 50.0 seconds the concentration has dropped to 6.00×10-2 , what was the initial concentration?
What tripeptide would be synthesized from the informational strand of DNA with the sequence 5' GTATCCAGT?
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