Question

Mass of water 200 g Volume of water 200 mL Fuel Initial mass of fuel (g)...

Mass of water

200 g

Volume of water

200 mL

Fuel

Initial mass of fuel (g)

Final mass of fuel (g)

Initial temp of water (oC)

Final temp of water (oC)

Fuel Canister

(diethylene glycol)

129.7

121.7

25

106

Tea Candle

(Paraffin Wax)

12.0

11.8

25

32

Calculate the amount of energy released during the combustion of each fuel using the given equation. Show all work.

Q = ΔTmcp

Diethylene glycol:

Tea candle:

Calculate the amount of grams of each fuel was burned during the experiment. Show all work.

Mass of material burned = Mass of material before burning – mass of material after burning

Diethylene glycol:

Tea candle:

Calculate the amount of energy burned per gram of material. Show all work.

Energy/gram = amount of energy released (answer to part a)

                                Mass of material burned (answer to part b)

Diethylene glycol: a.

                             b.

Tea candle: a.

                    b.

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