Hello young fellow friend I think the anwser is (C)
Answer:
Increase in temperature will not affect a solid - liquid mixture. Example can be taken of salt and water
Cellar respiration simple if u need explanation just search up
Explanation:
the lone pairs will be negatively charged. these have a repulsion effect on other negatively charged electrons in the shells of atoms. picture a water molecule: the lone electron pair on the top of the oxygen will have a repulsion force on the 2 hydrogen atom's orbiting electrons to cause a bent molecular geometry.