add all the number and find the average then subtract the mass defect and then you will get your answer
Answer:
0.35
0.91
1.26
1.57
Explanation:
did it on edge
123lb
lb= 2.2046 kg
56×2.2046= 123lb
Temperature of water: 3
Reaction time: 138.5
Your welcome
2Na + Cl2 ------> 2NaCl
4H2O2 --------> 4H2O + 2O2
CH4 + 2O2 -------> CO2 + 2H2O