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What does your percent error indicate about the experiment? What are possible sources of error in this experiment?
In the Short AnswerDecomposition of Malachite LNL
Determine the ksp magnesium hydroxide where the solubility of Mg(OH)2 is 1.4x 10-4
A 28.0-g sample of water at 250. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
a sample of calcium carbonate caco3 s absorbs 45.5 j of heat upon which the temperature of the sample increases from
You need to load 10 ug of protein into one of the wells of a gel. This needs to be in 1x buffer and in a total volume of 15 uL. You are given a 10 ug/uL solution of protein, a 5x buffer, and water. How much of each should you mix to load the gel c..
Calculate the pH of each of the following solutions. (a) 0.115 M HONH2 (Kb = 1.1 10-8)
how many grams of methane ch49g must be combusted to heat 1.00 kg of water from 24.0 to 93.0 assuming h2ol as a product
what is the average density of the sun in units of grams per cubic centimeter? The volume of a sphere is (4/3)?^3.
Solubility of Mg(OH)2 in water is 9.0z10^-4 g/100mL. What volume of .006 M HNO3 is required to neutralize1.0L of saturated Mg(OH)2 solution
combustion analysis of 0.395 g sample of unknown compound produces 1.072 g co2 and 0.307 g h2o. analysis also indicates
The half-life of plutonium-239 is 24,100 years. How long will it take for a 100 g sample of plutonium to be reduced to 25 g?
A reaction is followed and found to have a rate constant of 3.36 x 10^4 M-1S-1 at 344 K and a rate constant of 7.69 M-1s-1 at 219K. Determine the activation energy for this reaction"
Why should a distilling flask be filled to not more than two-thirds of its capacity at the beginning of a distillation procedure?
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