Determine the PH and POH of the following:. I) A diabasic acid solution with a concentration of 0.001 mopdm^3. II) find the PH of a solution which the hydrogen ion, H+ concentration is 3.38×10^-6moldm^-3. III) A solution has a PH of 2.5, what is the hydrogen ion concentration.​

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘