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Thirty pounds of methane are detained in a sealed container at 100 degrees F the volume of the container is two cu ft. Compute the volume of gas in the container.
How to carry out a calorimetry experiment to determine the delta H for the exothermic reaction of Ca(OH)2 (s) and HCl (aq). Predict how each of the following will affect the calculated value of Delta H.
determine the volume of o2 at stp formed when 50.0 g of kclo3 decomposes according to the following reaction. the molar
Calculate the amount of heat required to raise the temperature of 1500g of water from 25C to 63C
A sample of calcium carbonate [CaCO3 (s)] absorbs 45.5 J of heat, upon which the temperature of the sample increases from 21.1C to 28.5C. If the specific heat of calcium carbonate is 0.82 J/g-K, what is the mass (in grams) of the sample
Phenol and straight chain alcohol, The compound C6H5OH is a phelol, and C6H13OH is a straight chain alcohol.
The boiling point of the solvent and of the solution and the weight of the solute and solvent. The freezing point of the solvent and of the solution and the weight of the solute and solvent.
a 100.0-g sample of water at 27.0 oc is poured into a 75.0-g sample of water at 89.0 oc. what will be the final
a hemoglobin A1c that is slightly lower than normal. a slightly lower than normal release of insulin in reps once to increases in glucose
If the average Bohr radius in the n=1 orbit 3.25x10^-8m, what is the wavelength of the standing electron wave
if 18.9 of 0.800 solution are needed to neutralize 5.00 of a household ammonia solution what is the molar concentration
If electricity of sufficient voltage is passed into a solution of potassium iodide in water, a reaction takes place in which elemental hydrogen gas and elemental iodine are produced, leaving a solution of potassium hydroxide.
What is the pH of a buffer that results when .50 mole of H3PO4 is mixed with .25 mole of NaOH and diluted with water to 1.00 L The acid disassociation constants of phosphoric acid
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