Answer:
the answer is b. muscular walls of the arteries
Explanation:
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Answer: neutral
Explanation: The range goes from 0 to 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base. pH is really a measure of the relative amount of free hydrogen and hydroxyl ions in the water.
B is the answer to your question! hope I helped!!!
The 3rd one is the answer
