Answer:
40 moles of Na2CO3 has the mass of = 105.98×40 = 4239.2 grams = 4.2392 kilograms.
Explanation:
b
96% on exam. I got it right
I'm not exactly sure but I think it's the first one if I'm wrong tell me so I know and I don't know how I can get points back but if I can figure it out I will tell me if I'm wrong