What is an inherited behavior or physical change that helps an organism survive and reproduce in its environment?
O evolution
O variation
O adaptation
O species

1= c 2= a or d3 = idk sorry 4= c5= c

Answer heart of american                  live in harmony                    hillsides of orchards                    blaze of color                    backdrop of pines;

Answer is: the equilibrium  shifts toward the reactants, to the left side of chemical reaction.it is because lead(ii) nitrate dissociates in water: pb(no₃)₂ → pb²⁺(aq) + 2no₃⁻(aq).according to lechatelier's principle, the position of equilibrium moves to counteract thechange (more lead cations, common ion), the position of equilibrium will move so that the concentration ofproducts decrease and concentration of reactants of chemical reaction increase.read more on -