. Which one of the following statements is true about the position of metals in the activity series of metals? (A) Copper is below hydrogen but above lead.
(B) Iron is below lead and zinc.
(C) Zinc is below magnesium but above aluminum.
(D) Magnesium is below calcium but above aluminium.

answer; talc and gypsum;

56 moles of   lieter in chemistry

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.