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Problem- 30.00 mLs of .150 methanoic acid is mixed with 60.00 mLs of .100 M KOH
What is pH of the resulting solution?
ka=1.8 x 10^-4
question 1 give the numbers of protons and electrons in each of the following a na b ca2 c al3 d i e o2 f n3 and g
A balloon is floating around outside your window. The temperature outside is 1\, ^{\circ}C , and the air pressure is 0.700atm . Your neighbor, who released the balloon, tells you that he filled it with 3.20moles of gas. What is the volume of gas i..
Sulfur dioxide can be produced in the laboratory by the reaction of hydrochloric acid and sodium sulfite. The skeleton equation for this reaction is: Na2SO3 + HCl --> NaCl + SO2 + H2O
A weak acid HA (pKa = 5.00) was titrated with 1.00 M KOH. The acid solution had a volume of 100.0 mL and a molarity of 0.100 M. Find the pH at Vb = 0 mL, Vb = 10.1 mL and Vb = 12.0 mL
You will then make a Kool-Aid solution by dissolving the powder in an entire packet of lemon-lime Kool-Aid in 250.00 mL solution. You find the powder in a packet of lemon-lime Kool-Aid has a mass of 3.629 g.
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Explain how many pounds of carbon dioxide are produced from burning one gallon of gasoline. Presume gasoline is 100% octane as well as the density of octane is 0.78 g/ml. Illustrate the balanced reaction with your calculations please.
consider the reactionc2h5oh l 3o2 g --gt 2 co2 g 3 h2o l ?h -1.37 x 103 kjwhen a 24.8-g sample of ethyl alcohol
an isolated quantity of an ideal gas at 296.1 k has a volume of 16.09 l at a pressure of 1.51 atm. what is the pressure
This method assumes that no argon was trapped in the rock when it was formed frothe molten material. A meteorite was found to have equal amounts of 40K and 40Ar. a) Of the potassium-40 that was originally present, what fraction has decayed? b) how..
Enough of a monoprotic acid is dissolved in water to produce a 0.0200 M solution. The pH of the resulting solution is 6.32. Calculate the Ka for the acid.
For the reaction 2A + B ? C + D calculate the rate-law expression and the value of the rate constant from the following data: Initial [A] mol/liter Initial [B] mol/liter Initial rate
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