Fuels (Exam q's) Flashcards

1
Q

Explain difference in viscosity

-> biodiesel V petrodiesel

A

Bonding
* Non-polar molecule - only dispersion forces
* Polar molecule - dipole-dipole / h-bonds etc
//polar = stronger attraction = higher viscosity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Why is methane (biomass) considered a renewable fuel but methane (fossil fuels) is not?

A
  1. Renewable fuels - produced from plant material and can be readily replenished in a short period of time
  2. Non-renew. fuels - cannot be quickly replenished / consumed faster than produced
How well did you know this?
1
Not at all
2
3
4
5
Perfectly