How many oxygen atoms are present in 2.5 mol

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

Which formula can be used to calculate the molar mass of hydrogen peroxide