Answer:
Answer is 12 isnt it
Step-by-step explanation:
12×4=48
48+9=57
<span>When 10 grams of copper and 10 grams of iodine are mixed, what is the
theoretical yield of copper I iodide?</span>
2Cu + I2 → 2CuI
<span>30 g15 g7.5 g20 g</span>
Answer: W= -0.75
Explanation: 8 x -0.75= -6
-6 + 9= 3
