20-03-2017
Chemistry

contestada

How many grams of octane must be burned to release 357.0 kcal ?

Respuesta :

liveQueen liveQueen

20-03-2017

During combustion of 5.0g of octant 239.5 kcal is released"
How many moles of octane (C8H18) must be burned to release 369.0 kcal?
I got the balance equation
2C8H18 + 25O2 -> 16CO2 + 18H2O

Answer Link

Otras preguntas

Why might a scientist study of a species’ embryonic development to learn about the species’ evolution

What decision does the protagonist face In "All Summer in a Day" by Ray Bradbury

Which of these strategies would eliminate a variable in the system of equations?{5x 3y = 9 {4х - 3y = 9A. Subtract the bottom equation from the top equation.B.

Study the graph. What conclusions can we make using the information from the graph? Hispanic voters will have more influence in the 2020 election than they di

Mecanismo de acción de medicamento

Bonnie works 10 hours a week as a crossing guard earning $5 per hour she will work 36 of the 52 weeks in a year which of the following expressions represents th

What are some advantages of creating an annuity for retirement income? Answer in complete sentences.

Write a 1-2 page plan of something you could do to help restore or protect the chesapeake bay

Which element has the greatest ionization energy? Zinc, chlorine, lithium, radium?

What is the main reason Liz Bonnin was being interviewed? SELECT ONE 1 mark Document 1 Html Available answer options Select only one option a To explai