When does a polar bond result? a. when opposite charges are formed between ions in an ionic bond. b. when there is an unequal sharing of electrons in a covalent bond. c. when there is an unequal sharing of electrons in an ionic bond. d. when opposite charges are formed between ions in a covalent bond.

Does the temperature affect the solubility of sugar and salt in water? if it does tell me like different temperatures with different solubilities so i can sketch down a graph

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

This drawing shows a human body system. what is the primary function of this body system?