Which of the following chemical equations supports the Law of Conservation of Mass? * 1- NaOH + HCl ---> NaCl + H2O
2- Li + O2 ---> Li2O
3- KClO3 ---> KCl + O2
4- HgO + Cl2 ---> Hg + O

Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number

How is the way a mixture is combined different from how a compound is combined?

Pls i will do pls imma diewhat forms white light? (4 points)a. combination of all wavelengths of ultraviolet light b. combination of all wavelengths of visible lightc. absorption of electromagnetic waves d. absorption of infrared rays