Answer:
Their digestive systems produce methane, a powerful
greenhouse gas
<span>alkenes donot react with potassium dichromate , but can react with potassium permanganate</span>
I think “A” is the right answer
Chloromethane has a boiling point of -11.56°F
Oxygen has a boiling point of -297.3°F
<u>Sodium chloride has a boiling point of 2,669°F</u>
Isopropyl alcohol has a boiling point of 180.5°F
<u><em>So sodium chloride has the highest boiling point.</em></u>