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pH of an onion is 3.0,Added:That is for the 'juicy' part. There is no pH value existable for the 'dry solid substance' in an onion.
a plant pH indicator is onion
it is three
if u mean by the Ph balance then Orange Juice have the Ph balance of 2.8 Oranges have the Ph balance of as low as 2.9 and highest as 4.0
7
ph balance
PH sensor with a data logger
7
ph balance of soapless shampoo is 7, neutral
pH balance similar to sugar water
The pH of baking soda is around 8
The balance of pH, different areas of the body or water etc. require specific pHs. The pH scale measures acidity. pH 1-6 are acid, pH 7 is neutral and pH 8-14 are alkali.