Question

Calcium carbonate reacts with HCl to give CaCl2 and Co, according to the reaction: CaCO3(s) + 2HCl(aq) → CaCl2(aq) + CO2(g) + H,O(1) What mass of 20% impure Caco, is required to react completely with 250 mL of 0.50 M HCI? (1) 6.25 g (2) 5 g (4) 7.8 g (3) 4.75 g​

Answer 1

Answer:

I am only 7th grade?

Which grade are u?