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What is the maximum number of stereoisomers possible for a compound with 5 chirality centers ?
If you find that the standard Gibbs free energy change for a reaction is 3.26 kJ/molK, what is the equilibrium constant for the reaction at 25.0 oC? Be careful with your units in the calculation.
15.0 moles of gas are in a 6.00 L tank at 24.1 degrees C. Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constantsfor methane are a = 2.300 L^2 atm/ mol^2 and b = 0.0430 L/mol
If the rate of appearance of oxygen (?[O2]/?t) is 6.0 x 10-5 M/s at a particular instant, what is the value of the rate of appearance of ozone (-?[O3]/?t) at this same time
What mass of sodium phosphate would have to be added to 1.5 L of solution to completely eliminate the hard water ions? Assume complete reaction.
HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous water
Consider the combustion of liquid ethanol. a) Write the complete balanced chemical equation for the reaction, including state subscripts. b) Calculate the change in enthalpy per mole of ethanol.
The student titrated 50.0 mL of the 0.10 M H2A with 0.10 M NaOH. After 25.0 mL of NaOH was added, the pH of the resulting solution was 6.70. After 50.0 mL of the NaOH was added, the pH of the resulting solution was 8.00. What are the values of Ka1..
Are solution of the following salts acidic, basic or neutral? For those that are not neutral, write balanced equations for the reactions causing the solution to be acidic or basic.
Presuming that no heat is lost to the cup or the surroundings, explain what will the final temperature of the water be. Define the specific heat capacity of iron= 0.449 J/g degree C and water = 4.18 J/g degree C.
calculate the amount of heat needed to boil 92g of ethanol beginning from a temperature of -69.2 c . be sure your
Question- Aluminum-27 is the only stable isotope of aluminum. Predict how aluminum-24 and how aluminum-30 will decay.
A .750 L volume of gas at 308.0 torr and 51.00 degrees C is heated until the volume of the gas is 2.000L at a pressure of 718 torr. What is Tfinal of the gas?
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