Question

1. Which of the following solution of acetic acid in water can be used as preservative? [. .]

a) 5-10%
b) 10-15%
c) 15-20%
d) 100%
________________________

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Answer 1

Answer:

c)15-20%

Step-by-step explanation:

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Answer 2

Answer:

ippude break ayypondia

Step-by-step explanation:

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