It is not a chemical change because a chemical change is when the substance changes to a whole new substance (ex rust on a car) ex2(fire burning wood) it’s not the same substance) it is a physical change because it’s still water basically (ex: like melting ice, it’s still ice( not a whole different substance)
Answer: only the VSEPR mode shows the geometric shape of a formula.
Answer:
4) a mixture.....................
It is B, and also for a moment I didn't understand that 4.69 x 10^22. I almost did this whole problem wrong.
1. B
2. C
3. A
That should do it
