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A 2.0 L glass soda bottle filled only with air is tightly capped at 18°C and 686 mmHg. If the bottle is placed in water at 95°C, what is the pressure in the bottle?
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of SI2. Determine the number of bonding electrons and the number of nonbonding electrons in the structure of CO2.
What is the molarity of a solution which contains 58.5g of sodium chloride dissolved in 0.500 L of solution?
Burning the fatty acid palmitic acid outside the body in the presence of oxygen, results in its complete oxidation to form carbon dioxide and water. The chemical formula of palmitic acid is CH3(CH2)14COOH.
a 15.0-g sample of a hydrocarbon is placed in a balloon at 1.00 atm and 25degc and the volume of the balloon is 12.2 l.
What is the theoretical yield of aluminum oxide if 2.80 mol of aluminum metal is exposed to 2.40 mol of oxygen? Express your answer numerically in moles.
a 10.1 g sample of cacl2 is dissolved in 119 g of water with both substances at 25.0degc. calculate the final
If matose is made up of two alpha D-glucose units connected together by an alpha(1-4) linkage, how can it give a positive test as a reducing sugar?
Given a concentration of 100 ppm in water, calculate the predicted equilibrium concentration concentration in air for methyl tertiary-butyl ether (MTBE)
A gas sample containing N2 and O2 was found to contain 72% N2. If the pressure of the sample was 2.0 atm, what is the partial pressure of O2?
which portion of the titration curve are you in to reach pH = 7? Show your calculations to prove that dilution of 10,000 gal aniline requires 0.58 gal of this acid.
The mass of an electron is 9.11\times 10^{-31}~\rm kg. If the de Broglie wavelength for an electron in a hydrogen atom is 3.31\times 10^{-10}~\rm m, how fast is the electron moving relative to the speed of light? The speed of light is 3.00\times10..
Methanol, CH3OH, is produced commercially by the catalyzed reaction of carbon monoxide and hydrogen: CO(g) + 2H2(g) CH3OH(g). An equilibrium mixture in a 2.00 L vessel is found to contaim 0.0406 mol CH3OH, 0.170 mol CO, NS 0.302 MOL h2 AT 500 k...
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