When a 16.87 g sample of MgCO3 is dissolved in excess HCl, the products are aqueous magnesium chloride, carbon dioxide gas, and liquid water. What volume of CO2 could you expect to be produced? Use the following balanced chemical equation: MgCO3 + 2 HCl → MgCl2 + CO2 + H2O

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it