In order to preserve substance, we must create a low temperature environment. In order to do this, we must remove the heat energy in the environment via reactions that will absorb heat energy. These are endothermic reactions. The answer is C.
Answer: Bond Polarity | Chemistry for Non-Majors - Lumen Learning
Explanation:
Kidneys work with other body systems to maintain homeostasis by working with other body systems such as the respiratory system.
If it is just ratio you must just put the mass number on the either side of the symbol ‘:’ and cancel but the same process is not used to find simplest ratio
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