How did warfare affect the civilization of greece rome and the vikings

24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.

Which statement best completes the diagram of the ways the different branches of government can limit each other's powers?

Countries that are neither core nations nor peripheral nations