Explanation:
the answer is 0.75 mol
check the pic for better explanation
Answer:
oxide of potassium or potassium oxide i believe.
3,2,0,1/2
1,0,0,1/2
3,2,2,1/2
4,2,1,1/2
2,1,-1,-1/2
THEY ARE VALID
Answer: D
Explanation: I got it wrong on my test :( and got this answer as correct.