Question

Challenge
1. Name the two elements that join to form water.
2. The chemical formula of water is
3. At what temperature does water freeze?
4. At what temperature does water boil?​

Answer 1

Answer:

(1 ) hydrogen and oxygen

(2) H2O

(3) 0 ° C

(4) 100 °C

NOTE: impurities can affect Boiling and freezing point of water