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Calculate the volume of oxygen required to burn 5.00 L of propane gas, C3H8, to produce carbon dioxide and water, if the volumes of both the propane and oxygen are measured under the same conditions.
20.0 L
10.0 L
25.0 L.
5.0 L
15.0 L
what quantity graphed versus time yields a straight line for a zero-order reaction and what is the equation for the half life time. b) identify quantity versus time for a first order reaction and equation for half life.
A 1.30 g sample of dry ice is added to a 745 mL flask containing nitrogen gas at a temperature of 25.0 degrees Celcius and a pressure of 715 mmHg.
Calculate the values for T (in K), w, delta U, and delta S. Neglect PV quantities for water and assume ideal behavior for water vapor.
how large (in kg) an oxygen candle (KClO3) would be needed to supply 8 people with enough oxygen for 24 hours on a small submarine? Although this depends on the size of the person and their respiration rate, according to NASA, an average person ne..
A given mass of radium is over a million times more radioactive than the same mass of uranium
Suppose you measured the pressure with a barometer which was not vertical. You measured the pressure to be 752mmHg and then noticed the barometer
If a 180 mg piece of gold (density =19.32 g/cm^3 ) is hammered into a sheet measuring 2.3 x 1.0 ft , what is the average thickness of the sheet in meters?
what is the molecular formula and empirical formula of NH2Cl, molar mass = 51.5 g/mol
How many moles of each reactant are used in the epoxidation of cholesterol? Assume the 3-chloroperoxybenzoic acid is 80% pure.
A sample consisting of various gases contains 3.1×10-6 mole fraction of radon. This gas at a total pressure of 34 is shaken with water at 30 . Calculate the molar concentration of radon in the water.
If the reaction 2H2S(g) 2H2(g) + S2(g) is carried out at 1065C, Kp = 0.0120. What is the value of Kc for the reaction H2(g)+1/2S2(g) H2S(g) at 1065C ?
A sample of fluorine gas occupies 855 mL at 710 mm Hg and 1550C. What is the mass of the sample?
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