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a gas mixture of 3 liter of propane ( C3H8 )and butane ( C4H10 ) on complete combustion at 25 oc produces 10 liters CO2 . Find out the composition of gas mixture.
make a rough plot of ph versus milliliters of acid added for the titration of 50.0 ml of 1.0 m naoh with 1.0 m hcl.
Explain in detail the observed absorption maxima (from the UV-vis spectrum) for the following compounds:
Problem- If 7.15x10^22 molecules of oxygen react with 4.5g of sulfur dioxide, how many mL of sulfur trioxide can form at 305k and 0.985atm
Write the formula for the name or name for the formula of each acid below. (Type your answer using the format copper(II) chloride for CuCl2, and CO2 for CO2.) (a) chloric acid (b) HBrO3 (c) nitrous acid (d) HNO3 (e) hydroiodic acid
While in Europe, if you drive 105 km per day, how much money would you spend on gas in one week if gas costs 1.10 rm euros per liter and your car's gas mileage is 41.0 mi/gal? Assume that 1; rm euro = 1.26; dollars.
High-purity benzoic acid (C6H5COOH; change H (rxn) for combustion = -3227 kj/mol) is used as a standard for calibrating bomb calorimeters. A 1.221-g sample burns in a calorimeter
How low would the blood glucose concentration have to fall to decrease the rate of glucose phosphorylation in the erythrocyte to 90% of Vmax
A solution is prepared by mixing 0.0400 mol CH2Cl2 and 0.0800 mol of CH2Br2 at 25 °C. Assuming the solution is ideal, calculate the composition of the vapor (in terms of mole fractions) at 25 °C. At 25 °C, the vapor pressures of pure CH2Cl2 and pu..
If you titrate 1.0 g of H2O2 solution (30wt%) with KMnO4, 25.05 ml of this KMnO4 solution is used. What is the molarity of KMnO4?
Determine the specific heat of a material if a 38 g sample of the material absorbs 40. J as it is heated from 298 K to 313 K?
a solution of 100 ml of .200 M KOH is mixed with a solution of 200 ml of .150 M NiSO4. what is the chemical equation, what precipitate forms, what is the limiting reagent, and how many grams of the precipitate form?
a bottle of champagne is 11% alcohol by volume. if there are 750 mL of champagne in the bottle how many mL of alcohol are present
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