Question

in the chemical equation hcl + caco₃ → ___, which of the following elements cannot be a part of the products? a. carbon c. nitrogen b. chlorine d. oxygen

Explanation:

Step1: Identify reactant elements

The reactants are HCl and CaCO₃. The elements present in the reactants are hydrogen (H), chlorine (Cl), calcium (Ca), carbon (C) and oxygen (O).

Step2: Analyze options

Based on the law of conservation of mass, elements in the products must come from the reactants. Nitrogen is not present in the reactants HCl and CaCO₃.

Answer:

C. Nitrogen