In a lab, a chemist reacted 843 g Cu(NO3)2 with an excess amount of H3PO4. The reaction produced 515 g HNO3. What's the percent yield of the reaction?

Which statement about the stamps is correct?

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption