Answer is in the image attached hope this helps!
C.
Because the amount of energy in the products is less than that of the reactants, the reaction is endothermic. Endothermic reactions use up, or absorb energy.
Answer:
presence of vegetation or animal material
Answer:
pH probe
Explanation:
A pH probe is the most accurate and consistent way of measuring pH. While pH paper and an indicator solution is viable, the most precise way would be to use a pH probe or meter