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Suppose a mixture of oxygen and nitrogen is prepared in which there are 0.200 mol oxygen and 0.500 mol nitrogen. a) What are the mole fractions of the gases? b)If the total pressure of the mixture is 745 torr, what are the partial pressures of the two gases in the mixture? The answer should have correct number of significant figures. Show work.
The hottest temperature yet recorded in Phoenix AZ was 122 dgrees F what is the temperaturein degrees C and K
Calculate the correct volume of sulfuric acid which will need to be added to neutrallize the base. The chemical reaction involves Al(OH)3 and Fe2O3 reacting with KOH and H2SO4 with the end product being KAL(SO4)2*12H2O.
How many grams of ethylene glycol (C2H6O2) must be added to 1.10 kg of water to produce a solution that freezes
all oxygen gas from a 10.0-L container at a pressure of 202 kPa is added to a 20.0-L container of hydrogen at a pressure of 505 kPa. after the transfer, what are the partial pressures of oxygen and hydrogen?
A 38.8 L volume of methane gas is heated from 25°C to 72°C at constant pressure. What is the final volume of the gas
The wave function for the ground state of the quantum harmonic oscillator
Whats the volume of 1.05 mol of benzene at 20.7 C? The density of benzene of 0.879 g/mL.
Radical chlorination of 2-bromopropane produces all possible monochlorinated products. How many constitutional isomers are formed. How many of these constitutional isomers are chiral
Why is it possible to separate the product (6-ethoxycarbonyl-3,5-diphenyl-2-cyclohexenone) from sodium hydroxide using acetone?
What alkene (including cis and trans isomers) would be produced by the dehydration of the following alcohols? Where possible, predict the relative amounts of each product according to Zaitsev's rule. a. 3-pentanol b. 2-methyl-2-butanol c. 1-butano..
Which of the following hand tools would be classified as "chiral?" Ignore any writing that might normally appear on the tool
During a molar volume of oxygen experiment indicate how each of the following errors would affect (increase, decrease, or no change) your calculated value for the molar volume of O2 at STP.
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