Many combustible fuels have been given octane ratings , numbers that determine h

Question

Many combustible fuels have been given octane ratings, numbers that determine how suitable the fuel is as a gasoline for automobiles. Regular unleaded gasoline has an octane rating of 89. Octane ratings are reported in tables for reference:

Fuel additive Octane rating

----------------------------------------------

heptane 0

hexane 25

pentane 62

isooctane 100

benzene 106

ethanol 108

p-xylene 116

toluene 118

(I JUST PUT IT TWICE IN CASE THE PICTURE ABOVE DIDN'T SHOW UP--IT'S THE SAME CHART!)

Big Ed's Gas Farm is advertising a new super antiknock gasoline that is a blend of pentane and ethanol. If ethanol represents 29.0% of the mixture, what is the octane rating of Big Ed's new gas?

ANSWER:

octane rating=______________

THERE'S A PART B TO THIS QUESTION, BUT I NEED THIS ANSWER FIRST. PLEASE HELP!!!

Fuel additive Octane rating heptane 0 hexane 25 pentane 62 isooctane 100 benzene 106 ethanol 108 p-xylene 116 toluene 118

Explanation / Answer

74.42 is the answer

Related Questions

Navigate

• Browse (All)
• Browse M
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.