What happens when the dynamic equilibrium state of a system is disturbed by changing the conditions?

1) The position of the equilibrium shifts toward the reactants.
2) The equilibrium shifts to counteract that change.
3) The position of the equilibrium is maintained.
4) The equilibrium state is unable to reestablish.

Embryos of different species look very similar, which shows that the organisms share a ancestor.

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он