Assertion (A): Non-mineral elements in ash analysis study are oxidised.
Reason (R): Ash contains inorganic elements which are not destroyed by heating.
A
Both A & R true and R explains A
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B
Both A & R true and R does not explain A
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C
A is true and R is false
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D
Both A & R are false
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Solution
The correct option is A Both A & R true and R explains A Ash is the inorganic residue remaining after the water and organic matter have been removed by heating in the presence of oxidizing agents, which provides a measure of the total amount of minerals.