Question

20. plz tell me (X) (Y) (Z)​

Answer 1

Answer:

X is your answer . please mark me brain list answer

Answer 2

Answer:

(D)

Explanation:

for X - we can see the at x the ph is very low (means acidic) which is in stomach

for Y and z - ph at y is less than at z means at z there is more basic. So, y should be mouth (ph = 6.8, approx) and z should be small intestine(ph= 7.5-8.5).

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