What is the percentage by mass of copper in cop... - WAEC Chemistry 1995 Question
What is the percentage by mass of copper in copper in copper (l) oxide (CU2O)? [O = 16; CU =64]
A
88.9%
B
80.0%
C
66.7%
D
20.0%
Ask EduPadi AI for a Detailed Answer
Correct Option: A
Please share this, thanks:
#WAEC #WAEC
Add your answer
No responses