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1 thought on “wholesale rhinestone jewelry nyc Can acetic acid be identified whether the gold jewelry contains copper?”
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wholesale rhinestone jewelry nyc
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sophia wholesale jewelry A. The main component of vinegar is acetic acid, which has the commonality of acid, so it can react with the rust trice oxide, so it can be used to remove the rust on the kitchen knife;
B. The main component of the scale is calcium carbonate and hydroxide Magnesium, both can be reacted with acetic acid to be removed;
C, acetic acid will not react with copper, so it is not possible to identify whether there are copper in the gold jewelry; The liquid response plays the role of neutralization of alkali;