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Question- At a given temperature, you have a mixture of benzene (vapor pressure of pure benzene = 745 torr) and toluene (vapor pressure of pure toluene = 290 torr). The mole fraction of benzene in the vapor above the solution is 0.590. What is the mole fraction of toluene in the solution?
I am not able to solve the above problem somebody help me to get the correct answer
decomposition of kclo3 is sometimes used to prepare small amounts of o2 in the laboratory 2kclo3s 2 kcls 3
It is possible to write four resonance structures for the azide ion, N3-, all of which satisfy the octet rule (write them all). However, experiential evidence shows that the azide ion has linear shape, with equal nitrogen-nitrogen distances
a 75ml mixture is prepared with 30ml of potassium iodide of concentration 0.180m 15ml of na2s203 of concentration
Calculate the molality H3PO4 in the solution and Water is the solvent and the molarity of H3PO4 in the solution and the number of ml of the 85% H3PO4 that is required to make 800 ml of 2.00 M H3PO4?
A 32.0 g sample of liquid water at 21.0C absorbs 2276 J of heat energy. What will be the final temperature of the water? The specific heat of liquid water is 4.185 J/gC.
a design secures to parts with a line of hex-head bolts whose heads have a 12 distance across the flats i.e. take a
Define an attempt at synthesizing a certain optically active compound resulted in a mixture of its enantiomers. Suppose the mixture had an observed specific rotation of 16.5°. If it is known that the specific rotation of the R enantiomer is -31.1°..
consider the reactioncacn2 3 h2o caco3 2 nh3 .how much caco3 is produced if 47.5 moles nh3 are produced?1. 0.950 g2.
you are doing research and the reaction you need to run is limited by the amount of alcohol you have.
Using standard enthalpies of formation from Appendix L, calculate Ho for the following reaction: 2 C6H6(l) + 15 O2(g) --> 12 CO2(g) + 6 H2O(g) b. How many grams of C6H6(l) must be combusted in the above reaction to produce 2570 kJ of heat energy
A baseball pitcher's fastball is clocked at 100 miles per hour (mph). Calculate the wavelength of a 141 g baseball in nm at this speed.
The steam reforming of methane is widely used in industry to make hydrogen, as given in the following reaction:CH4(g) + H2O(g) ? CO(g) + 3H2(g) a) Calculate the (approximate) enthalpy change
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