Which description explains the flow of heat? OA. from cold to hot
OB. from hot to cold
O C. from cool to warm
OD. from cold to warm

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1