Answer:
a.monadioxide
Explanation:
for maintaince of different gases in the air to separate reactions of chemicals
This helps increase variation in the offspring.
Answer:
0.693 (you can round it up if you want to)
Explanation:
Density= mass ÷ volume
54.2 ÷ 78.1 = 0.693
I hope this helped☺
Answer: My guess is D i hope this is right
Explanation: