Answer the following for the reaction: 2HCl(aq)+CaCO3(s)→CO2(g)+H2O(l)+CaC l2(aq) What is the molarity of a HCl solution if the reaction of 204 mL of the HCl solution with excess CaCO3 produces 12.4 L of CO2 gas at 725 mmHg and 20. ∘C?

What natural processes produce large quantities of co2

How does the viscosity of magma change as magma cools?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals