Which of the following best summarizes the idea represented by this graph?

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.

Each of the letters on the map above marks a body of water in southeast asia. which two letters represent gulfs

(needed) if you have read the anne frank "the diary of a young girl" book then i may need your . i need you to do a full, accurate book review that would make up for 10 powerpoint slides. the review will include a full summary of each part. will mark brainliest