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What amount of HCl gas must be added to 1.00 L of a buffer solution that contains [acetic acid]=2.0M and [acetate]=1.0M in order to produce a solution with pH= 4.16?
Kennedy Space Center in Cape Canaveral, Florida, is the largest building in the world, with a volume of 3,666,500 m3.
Carbon monoxide (g) reacts with oxygen (g) to form carbon dioxide (g). In a 1.00 L flask, 2.40 atm of CO reacts with 4.50 atm of O2. Assuming that the temperature remains constant, what is the final pressure in the flask?
Using the given reduction potential determine what is the voltage for these given electrochemical cell
Explain why the Rf values changed when the eluant was changed from 100% petroleum ether to a 95:5 mixture of petroleum ether-ethyl acetate.
how many grams of sulfur dioxide could be formed in a mixture of 128 grams of sulfur and 100 grams of oxygen are mixed and ignited.
design a series of reactions to convert ethanol to 2-butanol. You can use other inorganic reagents you need, but only ethanol
An 8mL sample of an unknown concentration of NH3 is titrated with HCl. It is found that 12mL of 0.10M HCl is required to reach the equivalence point. What was the concentration of the NH3 in the initial 8mL sample?
How many kilojoules are needed to raise the temperature of 125 g of copper from 22 deg C to 325 deg C? My book shows copper at 0.385 j/g. Here is what I have done so far but I am not sure? 125 g x 303 deg C x 0.385 j = 14600. j 14600/1000 = Conver..
A 1- flask is filled with 1.45 of argon at 25 . A sample of ethane vapor is added to the same flask until the total pressure is 1.30 .What is the partial pressure of argon, , in the flask?
If a wave has a frequency of 6.9536 x 109 Hz and an energy of 4.6076 x 10-24 J, what is the speed of light.
Balance the equation below using the smallest whole numbers for coefficients assuming the redox reaction occurs in acid solution. Add water where appropriate
In the Balmer-Rydberg equation, what value of is used to determine the wavelengths of the Balmer series?
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