Answer:
B
the humidity is the % of water in the air and it is out of 100% of the air. so 10/100 is low
759 mililitera is equal to 0.75 liter
It is B, From the bottom of the pyramid to the top
Answer: Option (a) is the correct answer.
Explanation:
A decomposition reaction is defined as a reaction where a compound dissociates into two or more atoms.
For example, 
Whereas a chemical reaction in which two reactants combine together to result in the formation of a compound is known as a synthesis reaction.
For example,
is a synthesis reaction.
Thus, we can conclude that the statement chemical reaction A, because the reactant is a compound identifies the decomposition reaction and describes a substance is involved.