HELP I’M BEINF TIMED

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.

Me 1. identify countries 2 and 3 shown above. a) australia and samoa b) samoa and vanutu c) micronesia and samoa d) new zealand and new guinea

On which area of the map would you most likely find people belonging to the kurdish ethnic group? a) 1 b) 2 c) 3 d) 4 sroy no pic i could't do it