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Agriculture · Q827

Soil Science

Graduate and Post Graduate · Agriculture · question 827

Q827

In wet digestion procedure ratio of tri acid mixture is

A.
1 : 3 : 9
B.
9 : 3 : 1
Answer
C.
3 : 9 : 1
D.
None of the above

Answer: Option B

Solution

Answer: Option B
Solution:
Wet digestion with concentrated acids is the most common sample pretreatment technique, carried out at atmospheric pressure in open systems or higher pressures in a closed vessel by conductive or microwave heating.
In the wet digestion procedure ratio of tri acid mixture is 9 : 3 : 1.