If the price of gold at the morning fixing in london was $4730 per lb, what would a kilogram of gold have cost in £ (pounds)? (assume an exchange rate of $1.00 = £ 0.611)

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together