[sabyona]

ممكن طريقة حلّ دا السؤال :



10. How many liters of chlorine gas at 25C and 0.950 atm can be produced by the reaction of 12.0 g of MnO2?

MnO2(s) + 4HCl(aq)  MnCl2(aq) + 2H2O(l) + Cl2(g)

A. 5.36  10-3 L
B. 0.138 L
C. 0.282 L
D. 3.09 L
E. 3.55 L