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An aqueous solution at 25 °C is 13.2% HNO3 by mass and has a density of 1.047 g/mL. What is the pH?
What is the minimum amount of hydrogen gas in grams required to completely hydrogenate 12.5 Kg of 2-butene?
How much HCl is produced from the reaction of an excess of HSbCl4 with 3 moles H2S in the following reaction? HSbCl4 + H2S ! Sb2S3 + HCl
Assuming that the specific heat of water is 4.18 J/(g · °C), and that the heat absorption by the calorimeter is negligible, estimate the enthalpy of combustion per mole of anthracene.
Phosphorus-32 has a half-life of 14.0 days. Starting with 8.00 g of 32 P, how many grams will remain after 112 days?
What is the mass of platinum required to solidify all the gold? What is the change in entropy of the system? Cp(Pt, s) = 25.86J/mol*K ?H?fus(Au, s l) = 12550J/mol
A 1L flask is filled with 0.25 mol N2and 0.65 mol H2 at 20 oC. These gases react to make NH3, heating up the flask to a temperature of 45 oC.
50ml of 12M HCl are mixed, a ppt of AgCl forms Assume the reaction below goes to completion, and find the value of [Cl] in the mixture: Ag(aq) + Cl(aq)--> AgCl(s)
A particular reactant decomposes with a half-life of 145 s when its initial concentration is 0.389 M. The same reactant decomposes with a half-life
Given the following experimental data, find the rate law and the rate constant for the reaction:
Explain the steriochemisty of gyceraldehyde and glycerol, give reasons for absence of anomeric forms in sucrose
how many mol of CO2 are produced for every mol of pentene reacted. The chemical reaction is pentene + oxygen = carbon dioxide + water.
An application calls for N2(g) with a density of 1.80g/L at 32 degrees. What must be the pressure (atm) of the N2(g)?
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