The answer is 8H2. the actual equation doesn't make sense
Soil, water and food are all nonliving reservoirs of infection
Explanation:
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The early signs of a heart attack occur in 50% of patients that have a heart attack according to the Society of Cardiovascular Patient Care. If the early symptoms are noticed the treatment can be administered to prevent damage to the heart as the most heart damages, 85% occur in the 2 hours following the attack.