
Unit 10 Burning Food Lab Quiz
Quiz by Hugh King
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- Q5
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. What value should be used for the specific heat if the answer needs to be in calories?
22.0
26.3
1.0
4.184
30s - Q6
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. What value should be used for the change in temperature?
4.3
26.3
22.0
75.0
30s - Q7
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. What value should be used for the mass of substance heated?
1.0
4.3
75.0
4.184
30s - Q8
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. What value should be used for the final temperature of substance heated?
1.0
4.3
26.3
4.184
30s - Q9
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. What value should be used for the initial temperature of substance heated?
22.0
4.3
1.0
26.3
30s - Q10
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 26.3oC. How much energy in calories was released by the burning Takis snack chip?
9.7
9.675
1349
323
30s - Q11
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 75.0 ml of water to rise from 22.0oC to 28.2oC. How much energy in calories was released by the burning Takis snack chip?
4.3
1349
465
323
30s - Q12
In lab, a student takes a Takis snack chip with a mass of 2.25g and burns it. The burning food causes 55.0 ml of water to rise from 22.0oC to 29.0oC. How much energy in calories was released by the burning Takis snack chip?
385
323
1611
465
30s - Q13
Thinking about the Law of Conservation of Energy, what assumption did we make that allowed us to calculate the energy released from the burning food?
All the heat energy was transferred to the air in the room.
All the heat energy was transferred to the paper clip holding the marshmallow.
Some of the heat energy was transferred to air in the room.
All the heat energy was transferred to the water in the can.
30s - Q14
In lab, a student takes a Takis snack chip with a mass of 2.25g and calculates that 625 calories of energy were released. How much energy in Calories was released by the burning Takis snack chip?
278
625
0.278
0.625
30s - Q15
In lab, a student takes a Takis snack chip with a mass of 2.25g and calculates that 625 calories of energy were released. How many Calories/gram were released by the burning Takis snack chip?
0.278
625
278
0.625
30s