Calculate the mass of
1.34X10^24 atoms of H in H2O

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

може ли да зареждате повече информация, моля

c. orbital shape i hope this is correct

answersilicon (si); oxygen (o);