Answer: The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll.
Answer/explanation :
N2 + 3H2 ---------> 2NH3
The reactant is N2 + 3H2(both are gases)
The product is 2NH3
This kind of reaction is called an equilibrium. It can also be affected by temperature and pressure.
What are reactants??
reactants are substances that are present at the start in a chemical reaction and are consumed during the reaction to make products.
Note: in every chemical reaction, there is always a reactant and a product, it can a combination of a gas, solid or liquid.
Answer: population
Explanation: because is the major factor and the more important to order al species
Answer: A) enables the membrane to stay fluid more easily when the cell temperature drops.