Answer:
the reactants and products have have exactly the same molecules
A balanced the reaction of lead with hydrochloric acid:
Pb(aq) + 2HLC (l) → PbCl2(aq) + H2(g)
Fertilization occurs when the nucleus of both a sperm and egg fuse to form a diploid cell known as zygote the successful fusion of gametes forms a new organization
Answer:
Global Warming , Volcanic Eruption
Density = mass/volume = 800/200 =4 g/cm^3
