What does the atomic number tell us about the particles in an atom?

The product formed when bao and h2o  react together is                        ba(oh)2that is  bao + h2o = ba(oh)21 mole of    bao    react  1 mole of h2o  to    form  1 mole  of ba(oh)2

Ans() ; the burning of them contributes to global warmingthey come from decayed organic material;