Combustion

Question 1

What is a hydrocarbon?

Answer 1

A hydrocarbon is mainly a fuel made out of carbon and hydrogen

Question 2

What is the equation for hydrocarbon combustion?

Answer 2

Hydrocarbon + Oxygen = Water + Carbon dioxide

Question 3

Does the mass of reactants change when changed into products?

Answer 3

No it stays the same

Question 4

What is the equation for complete and incomplete combustion?

Answer 4

Complete is
Hydrocarbon + Oxygen = Carbon dioxide + Water
Incomplete is
Hydrocarbon + Oxygen = Carbon dioxide + Water + Carbon Monoxide + Carbon(soot)

Question 5

What is in the fire triangle?

Answer 5

Oxygen Heat Fuel

Question 6

What two impurities are found in fossil fuels?

Answer 6

Sulphur and Nitrogen

Question 7

What do sulphur and nitrogen make when used in a car?

Answer 7

Sulphur makes Sulfur Dioxide

Nitrogen makes Nitrogen oxides

Question 8

How is the earth heated up by Global Warming?

Answer 8

Carbon Dioxide and other greenhouse gases trap the het on the earth making it stay warm

Question 9

What is combustion?

Answer 9

Combustion is when a fuel burns and this energy from combustion can be used for heating cars and electricity