JEE Main | 2026Mole ConceptHard

Question

14.0 g of calcium metal is allowed to react with excess HCl at 1.0 atm pressure and 273 K .

Which of the following statements is incorrect?

[Given : Molar mass in of ]

Options

A.gas is evolved.
B.of gas is evolved.
C.33.3 of is produced.
D.The limiting reagent is calcium metal.

Solution

mole mole 0.35 mole

Volume of evolved

(3) is wrong because weight of 38.85 gm

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