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Is the effect of temperature change on the activity of the catalytic enzyme reversible?
Compute the boiling point of this solution if Kf and Kb for H 2 O are given as 1.86°C/m and 0.512 °C/m , respectively.
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H2C2O4 and H2O in the balanced reaction
How many grams of CO are needed to react with an excess of Fe2O3 to produce 558 g Fe? The equation for the reaction is: Fe2O3(s) + 2 CO(g) → 3 CO2(g) + 2 Fe(s)
The molecular formula is at C6H12O. What is the structure?, In the IR there is a peak at: 2960, 2930, and 2860 (CH stretch), a small peak at 2720, and a strong peak at 1725(carbonyl stretch C=O)
2 moles of nitrogen gas, 4 moles of oxygen gas, 1 mole of chlorine gas are kept at a temperature of 300 K in a 4.0 L container. If R = 0.0821 L*atm/mol*K, what is the partial pressure of all three gases, and what is the total pressure in the conta..
Diamonds are measured in carats where 1 carat= 0.200 g. The density of diamond is 3.51 g/cm^3. What is the volume of a 2.50-carat diamond
What is the initial concentration of the Fe2+(aq) solution?
A reaction has a first order rate constant of 4.31x10-5 s-1 at 25oC and 0.00111 s-1 at 65oC. What is the value of the rate constant at 43oC
Calculate the degree of dissociation by A) assuming ideal behavior and B) using a mean activity coefficient y=0.93. The concentration of the acid is 0.010 M.
Justify the Born-Oppenheimer approximation based on vibrational frequencies and the timescale for electron motion.
Predict what volume (mL) of 0.3000 M NaOH is required to titrate 25 mL of 0.3000 M HCl to the equivalence point
Ultra-high-vacuum experiments are routinely performed at a total pressure of 1.0 x 10-10 torr. Calculate the mean free path of N2 molecules and the binary number of collisions, Z11, of N2 molecules (per liter per second) at 350 K under these condi..
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