Calculate the δgorxn for the following reaction at 25.0oc
pb2+(aq) + mg(s) ⟶ pb(s) + mg2+(aq)
record your answer in kj.

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

Which statement best explains the relationship between an area is geography and the temperature of its surface water