Guys this is urgent plz help :/!!

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community

Of element x has 22 protons, how many electrons does it have