A gold sample contains 90 %of gold and rest copper. How many atoms of gold are present in one gram of this sample of gold ? (Atomic mass of gold =197 u
Answers
Answered by
0
Answer:
There are 22 parts of gold and 2 parts of copper/silver used in jewelry making.
Explanation:
As pure gold (24carat gold) is very soft, it is mixed with copper/silver to make it hard.
Answered by
4
Answer:
see the attachment. ⛄⛄⛄⛄
Attachments:
Similar questions