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An ideal-gas reaction mixture is in a constant-temperature bath. State whether each of the following will change the value of K°p (a) addition of a reactant (b) addition of an inert gas (c) change in pressure for a reaction with ?n does not equal 0 (d) change in temperature of the bath.
If a customer replaces a 85 watt bulb with an 20 watt compact fluorescent bulb that lasts 5000 hours, how much less coal (lbs)will be used to generate the electricity that is saved?
A patient needs to take 375 of ibuprofen twice daily. The pills in the bottle are each 250. . How many pills does the patient need to take each time she wants the 375 dosage? Assume that these pills are scored and can be cut in half if necessary.
The % mass composition of 0.1458g sample of a compound was measured by burning the compound in an excess of oxygen.
whats the ph of a solution of 1000 mg of vitamin C (176.1 g/mol) in water (Ka = 8*10^5) diluted to 254 mL
A twofold increase in the initial concentration of A leads to a 1.41-fold increase in the initial rate. what is reaction order
A 782 mL gas sample at STP is compressed to a volume of 131 mL, and the temperature is increased to 22 ? C. What is the new pressure of the gas in Pa? Answer in units of Pa
calculate the volume of 1.42 M NaOH solution required to titrate 23.9 mL of a 1.5 M H3PO4 solution
Calculate the final temperature of the mixture, assuming no heat is lost. The heat capacities of Hg and H2O are 27.98 and 75.33 J/mol/K, respectively.
Use the values of Ka1 = 0.056 and Ka2 = 5.4 x 10-5 to calculate the [OH-] in a 0.898 M solution of oxalic acid (H2C2O4). Use E notation and 3 significant figures.
According to the delocalized molecular-orbital theory of metals, in what sense do we say that the entire piece of metal
What IR peaks of your cyclohexanone product are characteristic of the ketone group? What IR peaks of cyclohexanone will indicate it is impure? for a carboxylic acid, such as adipic acid?
Calculate Delta Ssurr and Delta Stotal at 70 degree. B) Does benzene boil at 70 degree and 1 atm pressure? Calculate the normal boiling point of benzene.
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