Jee Main
Some Basic Concepts Of Chemistry
JEE Main 2026 (Online) 28th January Evening Shift
MCQ+4 / -12026
For the given reaction;
CaCO3 + 2HCl → CaCl2 + H2O + CO2
If 90 g CaCO3 is added to 300 mL of HCl which contains 38.55% HCl by mass and has density 1.13 g mL−1, then which of the following option is correct?
Given molar mass of H, Cl, Ca and O are 1, 35.5, 40 and 16 g mol−1 respectively.
