Question

what is the source of organic acid​

Answer 1

Answer:

Formic-to-acetic acids ratio (F/A), an indicator of primary versus secondary sources of these organic acids, suggested that primary sources from vehicular emission, biomass burning, soil and vegetation emissions were dominant sources. In addition, the lowest concentrations of organic acids were found under type S.

Answer 2

Answer:

Citric acid is commonly found in citrus fruit like lemon or orange. ... Tartaric acid is found in tamarind, grapes and unripe mangoes. Spinach contains oxalic acid while milk contains lactic acid.

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