(BRAINLIEST) How did the western roman empire fell??

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.

You swipe your debit card too many times. what additional charges should you expect?

Endogamy is marriage within one’s own social category. select the best answer from the choices provided true or false