ginginmoore
ginginmoore
13-03-2015
Chemistry
contestada
Why are gold rings not made from 100% gold?
Respuesta :
HistoryGuy
HistoryGuy
13-03-2015
Gold is actually very soft. If rings were made of pure gold they would bend and become disfigured. Other elements are added to give the ring its stability.
Answer Link
asipos12
asipos12
13-03-2015
100% gold is too soft, and isn't nearly as durable as it needs to be.
Answer Link
VER TODAS LAS RESPUESTAS ( 46+ )
Otras preguntas
What is coal composed of?
Does the graph below accurately represent the table above? Does a proportional relationship exists?
Identify and explain the role that Seljuk Turks had in spreading the influence of Islam.
Americium-241 is used in smoke detectors. It undergoes alpha decay with a half life of 432 years. The alpha particles ionize some of the air near the americium-
O fitoplâncton é a base das cadeias alimentares marinhas ,estando presente apenas na zona fótica . Vc concorda com a afirmação justifique a sua resposta
Find the sum of the interior angles of a polygon that has 9 sides?
What is a green buoy for
help!!!!!!!!!!!!!!!!!!!!!
find the value of root 121 + 3 over root 125
Four expressions are shown below which expression are equivalent A:10 (10 +5y) B:5(20x + 25y) C:5 (2x + y) D: 0.25(400x + 500y)
