A buffer is prepared by dissolving 0.037 mol of potassium fluoride in 135 mL of 0.0237 M hydrofluoric acid. Assume no volume change after KF is dissolved. Calculate the pH of this buffer.

What is the overall order of reaction for rate = k[no]2[o2]

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?