Pl ! what is the chemical name for the compound with the formula na2s? (sodium (na) has one valance electron and sulfur (s) has 7 valence electrons. this is because i'll give (you) 30 points

Which of the following statements best describes the spread of communism in the years immediately following world war ii? a. the number of communist countries increased during these years. b. the number of communist countries decreased during these years. c. the number of communist countries stayed the same during these years. d. the number of communist countries increased in asia but decreased in europe. ( answer in the format above for me to understand)

Which best represents the view of the southern delegates at the constitutional convention

Which statement describes an important outcome of the congress of vienna? a. napoleon launched his final european military campaigns. b. european states had their borders clearly defined. c. jewish people were given equal right in germanic states d. the slave trade became increasingly important to european economies.