Answer:
Butane - C^4 H^10
Gross Heating Value: 3225 21640
Net Heating Value: 2977 19976
Step-by-step explanation:
The answer is y=2x-9
3
lkfbnrld/kgnvr/slkbvluydcfgiufhvgukrghoudgb
Just do 20 divided by 4.40