Which of the following describes an element? I. Is a pure substance made entirely of one type of atom
II. Can be broken down into simpler substances
III. Has unique sets of properties
IV. Is represented by chemical symbols
FI and II only
G II and III only
HI, III, and IV only
J I, II, III and IV

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

What was the purpose of the federalist papers? a. to revise the articles of confederationb. to oppose ratification of the constitution c. to encourage support for the ratification of the constitutiond. to invite people to the constitutional convention

Hegyes was driving her car when it was negligently struck by a unjian enterprises truck. she was injured, and an implant was placed in her body to counteract the injuries. she sued unjian, and the case was settled. two years later hegyes became pregnant. the growing fetus pressed against the implant, making it necessary for her doctor to deliver the child 51 days prematurely by cesarean section. because of its premature birth, the child had a breathing handicap. suit was brought against unjian enterprises for the harm sustained by the child. was the defendant liable?