A reaction of feeding potassium permanganate produces potassium permanganate manganese dioxide and oxygen gas heat 15.8 potassium permanganate until no more oxygen gas giving off the remaining material has a mass of 14.2 grams what mass of oxygen gas was produced in the reaction

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .