$H_3PO_4$ $\xrightarrow{250\ ^oC}$ $(X)$ $\xrightarrow{600\ ^oC}$ $(Y)$
$H_3PO_4$ $\xrightarrow{600\ ^oC}$ $(Y)$
$(X)$ and $(Y)$ are:
$H_3PO_4$ $\xrightarrow{600\ ^oC}$ $(Y)$
$(X)$ and $(Y)$ are:
- A$(X) = \text{Pyrophosphoric acid (liquid)}, (Y) = \text{Metaphosphoric acid (liquid)}$
- B$(X) = \text{Pyrophosphoric acid (liquid)}, (Y) = \text{Metaphosphoric acid (solid)}$
- C$(X) = \text{Pyrophosphoric acid (solid)}, (Y) = \text{Metaphosphoric acid (solid)}$
- D$(X) = \text{Pyrophosphoric acid (solid)}, (Y) = \text{Metaphosphoric acid (liquid)}$
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