The Elements of Life:
Gold
What is Gold: Gold is a yellow to a pale whitish-yellow metal with the formula Au. It has a metallic luster, a hardness of 2.5 to 3, and an atomic...
Gold
What is Gold: Gold is a yellow to a pale whitish-yellow metal with the formula Au. It has a metallic luster, a hardness of 2.5 to 3, and an atomic...