Lab #6-Energy value of food

Aim: To compare the energy value of a peanut and cashew nut.

Apparatus & Materials: Measuring cylinder, thermometer, a peanut, a cashew nut, pins, pin holder, test tube, retort stand and clamp, digital balance and water.

Method:

Results:

TABLE SHOWING RESULTS FOR PEANUT

TABLE SHOWING RESULTS FOR CASHEW

Calculations:

Discussion:

(Use the questions provided below to assist you in writing your discussion in paragraph format. DONOT write the questions in your lab book.)

1. What is energy?

2. In what form is energy stored in the nuts?

3. What contributes to high energy content?

4. Why is energy per gram more useful than total energy?

5. What accounts for a large nut with low energy?

Conclusion:

(State the outcome of the experiment based on the aim and give reason to support based on the results.)