Q29
Eschka mixture used in total sulphur determination in coal comprises of a mixture of . . . . . . . . in 2 : 1 ratio by weight.
A.
calcined MgO and anhydrous Na2CO3
AnswerB.
calcined CaO and anhydrous Na2CO3
C.
calcined MgO and anhydrous MgCO3
D.
calcined CaO and anhydrous MgCO3
Answer: Option A
Solution
Answer: Option A
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