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At a constant pressure of 97.0 atm, calculate the work done by the gas when the volume decreases from 87.0 L to 19.0 L. (make sure the sign and units are correct)
H3PO4 is a tripotic acid with a ka1=7.5x10^-3, ka2=6.2e-8 and ka3=4.8e-13. What is the value of K for H2PO4 PO4^3- + 2H+
calculate the pH of a solution formed by mixing 65 mL of .27 M NaHCO3 with 75 mL of .12 M Na2CO3
Draw structure of the product(s) (show stereochemistry) of bromine addition to fumaric acid assuming that bromine adds to this compound the same way it does to cinnamic acid.
One mole of water vapor is expanded reversibly from 5L to 15L at a temperature of 800K. Calculate q, w, deltaE for this process assuming that water behaves as a van der Waals gas,
what are the oxidation states of manganese? i need the procedures and safety precautions taken when doing this
assume that ethanol c2h5oh of 160 gramsnbspnbsp at the temperature of 27 degrees celsius is added with ethanol of 280
5 moles of sodium bromide NaBr is mixed with 3 mole of butanol CH3CH2CH2OH to yield 99 g of bromobutane CH3CH2CH2CH2Br
When extracting caffeine from tea why do you have to use cold NaOH and water vs. room temperature
Given that the vapor pressure of pure n-hexane and pure h-heptane at 25 °C are 151.4 mmHg and 45.62 mmHg respectively, calculate the total vapor pressure above a solution containing only n-hexane and n-heptane in which the mole fractio n of n-hexa..
Starting with Benzyl alcohol (PhCH2OH) and any other organic or inorganic reagents outline a series of reactions leading to ethyl phenylacetate
How many mL of 6.0M H2SO4 are required to react with .80g of CuO according to the equation CuO
Potassium nitrate has a lattice energy of -163.8 kcal/mol and a heat of hydration of -155.5 kcal/mol. How much potassium nitrate has to dissolve in water to absorb 103kJ of heat?
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