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For a particular reaction, H = -30. kJ and S = -88 J/K. Assume that H and S do not vary with temperature. (a)[Under standard conditions] At what temperature will the reaction have G = 0? K
Important information about Organic molecules, What is meant by a molecules "handedness"? Can all organic molecules exhibit this property? What makes such a property possible?
100 mL of 0.200 M HCl is titrated with 0.250 M NaOH .What is the pH of the solution at the equivalence point?Express the pH numerically.
Which of these given nutrients is likely to limit production if the light supply is adequate and there is no nitrogen fixation?
calculate the approximate volume of a 0.600 mol sample of gas at 15.0 degrees Celcius and a pressure of 1.10 atm.
P4(s) + F2(g) PF3(g) What mass of F2 is needed to produce 151 g of PF3 if the reaction has a 79.3% yield?
A 24.9 mL volume of HCl reacts completely with 55.0 mL of aqueous Na2CO3. The reaction is as follows:2HCl (aq)+ Na2CO3(aq)-> CO2(g)+H2O(l)+2NaCl(aq)
Na3PO4 + 3AgNO3 = Ag3PO4 + 3NaNO3 How many moles of AgNO3 would be required to react with 2.0 mol of Na3PO4.
if a molecule of a neon gas travels at an average of 400.m/s at a given temperature, estimates the average speed of a molucule of butane gas, C4H10, at the same temperature.
0.75g of hydrogen chloride is dissolved in water to make 2.5L of solution. What is the pH of the resulting hydrochloric acid solution.
A backpacker wants to carry enough fuel to heat 2.9 kg of water from 27 degrees C to 100.0 degrees C. If the fuel he carries produces 36 kJ of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the..
2 Al(OH)3 + 3 H2SO4 → Al2(SO4)3 + 6 H2O. How many grams of Al2(SO4)3 are generated when 152 g of H2SO4 reacts.
If .40 mol of H2 and .15 mol of O2 were to react as completely as possible to produce H2O what mass of reactant remains?
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