Can someone please solve this three questions for me. Thank you for your help. (1)- in an experiment, 5g of copper was heated with excess sulphur yield 3g of copper (1)sulphide. what is the percentage yield?
1 Answer
Jul 3, 2017
30%
Explanation:
Mass: S= 32g , Cu= 63.5g ...
practical product = 3g of
63.5g --- 127g
Percentage yield: