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CaCO3+ 2HCl = H2O + CO2(g) +Ca2++ 2Cl- Calcareous soil that contains enough freecalcium carbonateto effervesce visibly, releasing carbon-dioxide gas, when treated with cold 0.1Nhydrochloric acid,
25, 30, 50, 60, 80, ?
32, 48, 72, 108, 162, ?
625, 125, 50, 30, 24, ?
117, 117, 121, 129, 141, ?
100, 120, 260, ?, 3220, 16120
45 45.5 47 49.5 53 ?
...17 21 51 169 701 ?
The question below is based on the given series I. The series I satisfy a certain pattern, follow the same pattern in series II and answer the questions...
64, 66, 69, 74, 81, ?
