Answer:Air is a solution made up of many gases. ... There is more nitrogen than any other gas in air, so it is considered the solvent in an air solution.
Explanation:
This is a really hard one just tell your teacher its not like she/he will get mad for not doing one question and think you will get it
Explanation:
1 calorie = 4.18J
800 kj = 800 × 1000
= 800000 j
800000 = 800000/ 4.18 calories
= 191387.5598 calories
= 1.9 × 10^5 calories