How does knowing about the mole help you predict what will happen in a
reaction? Apply what you know about the mole to solve this problem: How
many grams of H 2 O will be produce in this reaction?
2H+O 2 → 2H 2 O

Can anyone help me on this /

a  solution  is always transparent, light passes through with no scattering from solute particles which are molecule in size. the  solution  is homogeneous and does not settle out. a colloid is intermediate between asolution  and a  suspension. while asuspension  will separate out a colloid will not.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;