the answer is hydrocarbons contain 10 hydrogen atoms :D
Answer:
Listen in Class. The first step to passing any test is to begin preparing right there in the classroom. ...
Review Lab and Lecture Notes. ...
Know the Vocabulary. ...
Develop a Study Schedule. ...
Take Advantage of Online Study Resources.
Explanation:
Well the answer to number 1 is definitely B
number 2 is B
number 3 is D
Number 4 is C
Hope this helps:)