Temperate find out its montly temperature and rainfall over a year

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.

Imagine you are driving down the highway and reading a sign that states save the planet don't litter which technique of policy enactment is being used

Economic growth in the united states does not affect the economies of other countries. select the best answer from the choices provided t f