A) Oxides and carbonates of about ten elements
B) Carbon and phosphorus
C) Nitrates and sulphates only
D) Oxides and carbonates of Ca and Mg only
Correct Answer: A
Solution :
If dried plant parts are heated in silica crucible at\[{{600}^{o}}C\]all organic substances vaporize and the remaining plant ash contains only inorganic substances or mineral elements.You need to login to perform this action.
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