Jae M.

A solution of a weak acid (.025M, 200ml) is mixed with a solution of NaOH ( 0.015M, 150ml). The equilibrium pH is 5.51. What is the Ka of the weak acid?

What are the starting molecules for each step of cellular respiration? I know the steps are glycolysis, pyruvate processing, citric acid cycle and electron transport/chemiosmosis

Calculate the concentration of Ca+2 in a saturated solution of Ca(OH)2 if the Ksp = 6.5x10-6 at 25oC. can someone explain the steps to do this please? :)

Write the overall cell reaction for a cell containing aluminum metal and Zinc(II)sulfate so would it be: Al (s) + ZnSO4 (aq) <---> Al3+ + ZnSO4 ?????? I tried to do it myself but I'm a bit confused... I'm confused about the charges because isn't ZnSO4 neu...

An abandoned building's value is 230(0.95)^t thousand dollars. When will Etienne be able to buy the building with his savings account, which has $150,000 at year t= 0 and is growing by 11% per year?

okay sorry but this is the last problem that I don't understand how to start... A population of prairie dogs grows exponentially. The colony begins with 32 prairie dogs; 3 years later there are 200 prairie dogs. Give a formula for population, P, as a func...

I just need help setting up the formula, that's all :)

thank you very much! I understand it now :)

can you please tell me how did you know which formula to use?