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suppose a can contains gas at a pressure of 755 mm Hg and a temperature of 25 degrees celsius, what would be the pressure if the can was heated to 1155 degrees celsius ?
Methyl salicylate, C8H8O3, the adorous constituent of oil of wintergreen, has a vapor pressure of 1.00 torr at 54.3 degrees celsius and 10.0 torr at 95.3 degrees celcius. What is it's vapor pressure at 25 degrees celcius?
How many moles of O2 are needed to burn 1.05 mol of C8H18
A 51-kg person drinks 390. g of milk, which has a "caloric" value of approximately 3.0 kJ g-1. If only 16% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake?
Considering the given equation KOH + CH 3 COOH ---> KCH 3 COO + H 2 O determine the volume of 0.157M solution Potassium hydroxide is essential to react with 0.385g of Acetic acid? express your answer in mL
Calculate the theoretical yield of C_2H_5Cl when 127 g of C_2H_6 reacts with 250 g of Cl_2, assuming that C_2H_6 and Cl_2 react only to form C_2H_5Cl and HCl.
PH of Acetylsalicylic Acid, The active ingredient in aspirin is acetylsalicylic acid (HC9H7O4), a monoprotic acid with a Ka = 3.3x10-4
Consider the base monosodium phosphate and Write the structure of the conjugate acid of this base- ineffective for extracting C7H6O2 from a diethyl ether solution.
A certain solid metallic element has a density 7.87 g/cm3 and a molar mass of 55.85 g/mol. It crystallizes with a cubic unit cell, with an edge length of 286.7 pm. calculate the number of atoms per unit cell.
Calculate the heat required to raise the temperature of 125 g of water are heated from 20.0oC to 100oC based on a specific heat of water of 4.184 J/g oC.
58.0 mL of a 1.30 M solution is diluted to a volume of 228 mL. A 114-mL portion of that solution is diluted using 141 mL of water.
How many grams of dry NH4Cl need to be added to 2.10 L of a 0.500 M solution of ammonia, NH3 , to prepare a buffer solution that has a pH of 8.76? Kb for ammonia is 1.8*10 ^-5.
What are the concentrations of HSO4-, SO42-, and H+ in a 0.27 M KHSO4 solution? (Hint: H2SO4 is a strong acid; Ka for HSO4- = 1.3 10-2.).
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