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An organic compound contains 66.7% C, 11.2% H, and 22.1% O by mass. the compound boils at 79.6C. @100C and 0.970 atm, the vapor has a density of 2.28 g/L. the compound has a carbonyl group and cannot be oxidized to carboxylic acid. what is the structure of the compound consistant with this data?
The products formed in several reactions are given below. Identify the reactions (labeled x and y) and write the complete balanced equation for each reaction
What is the expected boiling point of a solution prepared by dissolving 5.83 g of sodium iodide (NaI) and 59.2 g of water (H2O)? For water, Tb=100.00C and Kb=0.512C*m^-1.
How many grams of oxygen are collected in a reaction where 265mL of oxygen gas is collected over water at a temperature of 25 degrees celcius and a total pressure of 696 torr
The balloon ascends to an altitude of 20 km, where the pressure is 76.0mmHg and the temperature is -50 degrees C. What is the new volume, V2, of the balloon in liters, assuming it doesn't break or leak
Compute the pressure (in atmospheres) Using the van der Waals equation, exerted by water(H2O) of 23.93 grams at 36.11 degree celsius in a 1.00 Litre container.
Carbon-14 is a radioactive isotope which decays with a half-life of 5730 years. What is the first-order rate constant for its decay, in units of years^-1
You have pure beta-D-glucopyranose of 100 grams nearly, it was dissolved in an ethanol/water combination with the intention to recrystallize the sugar. You get pure beta-D-glucopyranose crystals 60 grams back why this 40% loss was to happen.
A solution is made by mixing 46.0 mL of ethanol, C2H6O, and 54.0 mL of water. Assuming ideal behavior, what is the vapor pressure of the solution at 20 °C
At 1000K, the equilibrium constant Kc for the reaction is 3.80x10-5. Suppose you start with 0.0356 of I2 in a 2.30 L flask at 1000K. What is the concentration of the atomic gas at equilibrium
The volume of a gas is 2.50 L, measured at 1.00 atm. What is the pressure of the gas in mmHg if the volume is changed to 9.41 L
What is the hydronium ion concentration of a 0.500 M acetic acid solution with Ka = 1.8 x 10-5. The equation for the dissociation of acetic acid is: CH3CO2H(aq) + H2O(l) H3O+(aq) + CH3CO2-(aq)
Kc is 1.67x10^20 at 25*c for the formation of iron(III) oxalate complex ion: Fe^3+(aq)=3C2O4^2-(aq) >>>[Fe(C2O4)3]^3-(aq) If 0.0200 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? Please sho..
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