20 g is the answer to make it a saturated solution
A moon would be the correct answer.
Answer:
True
Explanation:
Elemental gold is a pure substance (if it is 24 carat). Gold used in jewelry is a mixture with such other metals as copper and nickel. Pure gold is rather soft, so it is mixed (alloyed) with other metals.
Kekulé/Vant Hoff and Le Bel?
Answer:
A Newman projection, useful in alkane stereochemistry, visualizes the conformation of a chemical bond from front to back, with the front atom represented by a dot and the back carbon as a circle. The front carbon atom is called proximal, while the back atom is called distal.