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Calculate the pH of a solution containing 25.00 mL of 0.12M formic acid (Ka=1.7x10^-4) to which the following amounts of 0.10M NaOH have been added: a.) 0.00mL b.)15.0mL c.)25.0mL d.)29.9mL e.)30.0mL f.) 30.1mL g.)31.0mL
The catalytic converter on your automobile contains small amounts of a precious metal catalyst. Which of the following components would you expect to be decreased in your tailpipe emissions.
Allyl sulfide, C6H10S, is a compound that has the odor of garlic. How many sulfur atoms are in 23.2 g of C6H10S?
A quantity of N2 is kept in a 12.8 L contianer at a temperature of 42 C and at pressure of 4.7 atm. how many grams of N2 are in the container?
The pH of a 0.40 M HF(aq) solution is 1.93. Calculate the change in pH when 0.356 g of sodium fluoride is added to 50.0 mL of the solution. Ignore any change in volume.
What mass of Fe(OH)3 would be produced by reacting 75.0mL of a 0.0810M Fe(NO3)3 solution with 125 mL of a .150 M NaOH solution.
A student analyzed an antacid tablet from a bottle containing 120 tablets purchased for $2.79. The mass of the tablet was 1.247 grams. What is the cost of one antacid tablet in cents/tablet.
A mixture of N2, O2, and CO2 has a total pressure of 791. torr. In this mixture the partial pressure of N2 is 115. torr and the partial pressure of O2 is 193. torr.
Draw the enantiomer of proline which would give rise to the absolute stereochemistry and draw a proposed catalytic cycle for the transformation and how does the catalyst activate the substrate
How much 0.20mol/L sodium hydroxide should be combined to this buffer to raise the pH to 5.1? If the same amount of 0.20 mol/L sodium hydroxide were combined to 250mL of deionized H 2 O, Determine New pH?
An apparatus to be used in a decomposition study was filled with N2 gas at 400.00 mm Hg and 400.0 deg C. The volume of the apparatus was 400.0 mL.
Find out the Celsius temperature of 2.49 mol of gas contained in a 1.00 L vessel at 1.8 atm pressure.
the preparation of the esters given in this reaction, the reaction product is extracted with 5% sodium bicarbonate solution (NaHCO3) in the isolation step
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