Ms. grant had been cleaning the bathroom and without thinking, had mixed two different household cleaners in order to clean up some tough mold and mildew. she began to feel dizzy and had difficulty breathing. what is the first step ms. grant should take to remedy her situation? a) dispose of both chemicals. b) open a window in the room. c) leave the area immediately. d) call the national poison control center immediately.

Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.