1. Which of the following statement(s) are true about the atoms of any element? a. The number of protons in an atom of an element is unique to each element.

b. The number of protons and neutrons in an atom of an element is unique to each element

c. A proton in an atom of one element is identical to a proton in an atom of another element.

d. The number of protons in an atom of an element is the same for all elements.

Why would nations in latin america be part of a mostly arab cartel group known as opec? a) latin america refused to do business with countries that were not part of opec. eliminate b) natural resources such as oil are a major economic development for some latin american countries. c) latin america has a long history of distrust of the united states and fears a take-over of oil fields. d) latin american nations such as venezuela needed in getting natural resources to other parts of the world. 15