Creating a string permutation
What is the probability that when creating a string permutation consisting of all of the lowercase letters of the alphabet, a and z are separated by 21 letters in the permutation?
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Given is the molar heat capacity in J/K per mole which is75.3J/mol*K, Determine the specific heat of H2O in the unit of J/K per g.
Investments will pay $230 at end of each for next 3 years, $590 at end of four years; $825 at end of five years; $910 at the end of six years. If other investments earn 14.94% annually, determine the FV?
Determine the probability that a random committee haves all males? Assume that the committee should have one President which has to be a female as well as two ordinary members who should be males. How many different committees are possible?
Assume that 0.524 g of Mg is reacted with the 60.o ml of 1.0 M H+(aq). Suppose that the density of the H+ (aq) solution os 1.00 g/ml, and that it's specific heat capacity equals that of water.
Determine the maximum useful work (kJ) that can be performed on the surroundings from the production of 3.5 moles of CH3COOH (l) for the same reaction.
Develop a 96% confidence interval to gauge whether there is a difference in the proportion of men and women who are normal weight.
Calculate its freezing point, boiling point at 1 atm, and osmotic pressure when an aqueous solution is 16% glucose by mass (d=1.062 g/mLat 20 ?).
A "rule of thumb" in the chemical kinetics states that for many reactions the rate of the reaction approximately doubles for a temperature rise of 10 degrees Celsius. Calculate the activation energy for a reaction that follows this rule, working
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