1. Knowing the pH value of something determines the acidic level of something and if it is safe to drink.
2. Salt can be form combining acids and bases for the combination of both forms a neutralization reaction creating an ionic compound. Salt can be used in the form of fertilizers, in medicaments such as potassium chloride, for alimentary purposes like sodium chloride, etc.
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Which food component is indigestible by the body?
B.Fiber
Explanation:
wipe dust and mucus ...........