2.15(a) A sample consisting of 1.0 mol of perfect gas molecules with C,= 20.8J K is initially at 3.25 atm and 310 K. It undergoes reversible adiabatic
expansion until its pressure reaches 250 atm. Calculate the final volume and
temperature and the work done.

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

Calculate the concentration of all species in a 0.165 m solution of h2co3.