Carbon dioxide emissions the next century and global temperatures will

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

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) .

Ineed ! i have no clue how to do this problem.