Question

a bone becomes soft and flexible when placed in dilute _________​

Answer 1

Answer:

Acid

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Answer 2

Answer:

the calcium of bone slowly starts dissolve due to the action of strong acid .HCl + Ca --->CaCl2 +H2...bone is depleted of calcium but it doesn't "melt"because there are other minerals and bone became brittle and more susceptible to breakage. .

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