A 1.20-g sample of a compound gave 2.92 g of CO2 and 1.22 g of H2O on combustion in oxygen. The compound is known to contain only C, H, and O. What is its simplest formula?

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In which reaction is precipitation occurring?

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 ) .