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2HI(g) ? H2(g) + I2(g) Keq = 0.016
Initially a container contains 0.60 M HI, 0.038 M H2, and 0.15 M I2 at equilibrium. What is the new equilibrium concentration of H2, if the H2 concentration is increased by 0.292 M?
The ground water in Pherric, New Mexico contains 1.80 mg/L of iron as Fe+3. What pH is required to precipitate all but 0.30 mg/L of the iron as Fe(OH)3 at 25oC?
What solution will have the lowest boiling point?? 0.075 M CaCl2 0.020 M Na3PO4 0.050 M KNO3 0.025 M NH4NO3 0.10 M C6H12C6
Alum precipitates to form aluminum hydroxide floc in water at near neutral pH. what is the balanced chemical equation for this process
what differences would you expect to observe. Would the order of reaction change with respect to the dye? Would the rate constant change
to identify a diatomic gas x2 a researcher carried out the following experiement she weiged an empty 1.00l bulb then
Acid strength decreases in the series HI > HSO4- > HF > HCN. Which of these anions is the weakest base?
Calculate the concentration of Hg2+, HgCl+, and HgCl2 that result when 1.00 L of a 0.100M Hg(NO3)2 solution is mixed with an equal volume of 0.100M HgCl2 solution.
Several rate constants were measured for a particular reaction at several temperatures. It was found that k = 0.0173 at 923 K, and k = 0.00919 at 773 K. What is the activation energy, Ea , for this reaction?
Alpha terpene, C10H16, is a pleasant-smelling hydrocarbon that has been isolated from oil of marjoram. On hydrogenation over a palladium catalyst, alpha terpene reacts with two molar equivalents of H2 to yield a hydrocarbon C10H20
How do you calculate solubility percentage? For example if a out 5 grams of sugar in 50 ml of water, with the temperature of water being 20 degrees.
A smple of mixture of NaCl, Caco3 and SiO2 weighed 7.30 grams. During the water wash the sample lost 2.21 grams. After treatment with HCL, the sample weighed 2.05 grams.
how do you find the mass of one mole of spilt pea using the mass of .069 nd Avoadro's number (6.02x1023rd).
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