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Concentrated H2SO4 is 96% by weight H2SO4 and has a density of 1.84 gm/mL. Calculate the volume of concentrated H2SO4 acid required to make 150 mL of 4 M H2SO4.
What is the the molar composition of the products when a stream of CH4 is combusted with 5% excess air if you have 1600 moles per hour of methane being fed into the reactor
An aqueous KNO3 solution is made by using 84.6g of KNO3 diluted to a total solution volume of 1.43 L. Calculate the molality and mass percent of solution. Assume a density f 1.05g/mL or the solution.
A sealed container holds 1.00 mole of helium and 2.00 moles of nitrogen at 30.0°C. When the total pressure of the mixture is 666 mm Hg, what is the partial pressure of the nitrogen? Provide an answer correct to 2 significant figures in mmHg.
if an automobile travels 245 mi with a gas mileage of 21.5 migal how many kilograms of co2 are produced? assume that
A mixture consisting of 50 grams ethanol and 50 grams water is distilled using an efficient column. How much water will remain in the distillation flask the instant all of the azeotrope has distilled?
Select all of the correct statements about the relative acid strengths of pairs of acids from the choices below. HCl is a stronger acid than H2S because Cl is more electronegative than S. H3PO3 is a stronger acid than H3PO4 because it has fewer ox..
Ni(s) +4CO(g) Ni(CO)4(g) Given that the standard free energies of formation of CO9g) and Ni(CO)4 are -137.3 kj/mol and -587.4 Kj/mol, respectively, calculate the equilibrium constant of the reaction at 80C. Assume that DeltaGf is temperature ind..
The products of the fastest inactivation process are as explain the mechanism is accountable for the making of the products.
an 11.0-g of NaCl is dissolved in 125 g of water, with both substance at 25.0'C. calculate the final temperature of the solution assuming no heat lost to the surrounding and assuming the solution has a specific heat capacity of 4.18J/'C g
Calculate the amount of C6H12O6 (glucose) you would need to measure out on a balance in order to have 1.504 x 10^23 molecules of C6H12O6 (glucose)
a balloon is filled to a volume of 5.0 102 ml at a temperature of 29.0degc. the balloon is then cooled at constant
Standardization of Na2S2O3, Added 0.12 g KIO3 and dissolved in 75 mL of distilled water. Added .20 g of KI to solution, then added 10 mL of 1M HCl and immediately titrated with thiosulfate solution (made by weighed 25 g of Na2S2O3-5H20
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