Physics, asked by thakurajayzb6544, 10 months ago

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 joshika19

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 Anonymous

4

Answer:

see the attachment. ⛄⛄⛄⛄

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