Lithium, a group 1 element with an electron configuration of 1s22s1, will form a ion in a chemical reaction.

How has u.s. participation in international economic development efforts affected other countries? o a. it has made some countries decide they no longer want close ties with the united states. b. it has ended diplomatic ties with countries that refuse to participate. c. it has raised money to poor nations grow their economies. d. it has caused the united states to intervene militarily to stop human rights abuses.

Which significant event in texas history occurred in 1876?

Which of the following was probably the most difficult challenge facing construction of the railroad?