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How many moles of H3O+ or OH - must you add per liter of HA solution to adjust its pH from 9.80 to 8.91? Assume negligible volume change.
How many electrons can be described by the quantum numbers n=7 and l=2? the answer is 10, why is this
You are planning to use the technique of recrystallization to purify A and realize that you will first need to determine which solvent or solvent pair would be appropriate. Describe the solubility properties of the solvent that you would want to u..
How many cm3 of carbon tetrachloride are produced when 8 L of chlorine are allowed to react with .75L of methane at STP?
Calculate the entropy change resulting from an increase in temperature from 285 K to 350 K of H2O2 given Cp = A + BT + CT^2 Where A=34.25, B = 55.18 and C = -35.15.
If it were possible to obtain 100% yield, when the temperature was returned to the origenal value what would be the partial pressure of each gas be?
What volume will carbon dioxide originally 30.0 mL at 27°C have at 77°C
Consider the titration of 100.0 ml of .100M H2NNH2 by .200 M HNO3. Calculate the pH when the following volumes of HNO3 have been added
A certain hydrocarbon has a molecular formula of C6H10. Which of the following is not a structural possibility for this hydrocarbon?
A fixed quantity of gas at 23 celcius exhibits a pressure of 735 torr and a volume of 5.22 L. use boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.88 atm while the temperature is constant
Show the bond angles which are at least slightly different that are shown by the H2CCBr2 molecule.
Consider 4.90 L of a gas at 365 mmHg and 20. degrees celisus . If the container is compressed to 3.00 L and the temperature is increased to 40.degrees celisus , what is the new pressure, P2, inside the container
What volume of a 0.33 M Mg(NO_3)_2 solution contains 97 g of Mg(NO_3)_2?
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