Why is denisty of gold important?

Can you use wax paper instead of transfer paper to make a t-shirt? Why organic compounds are polar in nature? In what family would you classify cesium? When ionic bonds form compounds each atom has a stable octet and is electrically what? Unequal sharing of electrons between two bonded atoms always indicates? What happens to a hydrogen atom ina acid when the acid is dissolved in water? Why do you add acetic acid to milk as a first step in isolating casein? Why don't metals and nonmetals need numerical prefixes? What does nitrogen and oxygen have in common? What is difference between Fe500 and 500 D TMT bar? How does K O2 and K2O balance? Which variety of coal contains the highest percentage of carbon? How was boron discovored? How many electrons will calcium lose when forming an ion? Why does temperature affect the rate of osmosis? What karat is 25 percent gold? What does it mean when a ring has 750 and pt950 is the ring a combination of 18k gold and platinum or is it platinum plated? Naphthalene poisoning? Atomic weight of chlorine? Are household cleaning products acidic or basic?

Why is denisty of gold important?