If there are 18 moles of HCI gas occupying 12L at 250C, What is the pressure? Be sure to show the set up and the final answer and unit.

What is a metal replacement reaction

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.