subject
Chemistry, 02.12.2020 05:00 yasminlockser6

A student performed an experiment to determine the total amount of energy stored in a peanut. The accepted value for the energy content of a peanut is 30.2 kilojoules per gram . The student measured 100.0 grams of water into a metal can and placed the can on a ring stand, as shown in the diagram below. The peanut was attached to a wire suspended under the canThe initial temperature of the water was recorded as 22.0DC. The peanut was ignited and allowed to burn. When the peanut finished burning, the final water temperature was recorded as 57 ODC. The student's experimental value for the energy content of this peanut was 25.9 kilojoules per gram. Why the temperature of the water used in the experiment increase?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
Answers: 1
question
Chemistry, 23.06.2019 01:00
Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
Answers: 1
question
Chemistry, 23.06.2019 08:30
Kelly has come up with an explanation for why her sister is sometimes in a good mood and other times in a bad mood. she speculates that it is based on the hours of sleep her sister got the previous night. this explanation for her sister's behaviors is an example of a(n)
Answers: 3
question
Chemistry, 23.06.2019 09:30
People who practice which of the following diets may run the risk of not getting enough iron. a. gluten free or vegan diet b. diet for managing diabetes c. vegan diet d. gluten free diet
Answers: 2
You know the right answer?
A student performed an experiment to determine the total amount of energy stored in a peanut. The ac...
Questions
question
Mathematics, 26.01.2021 20:00
question
Mathematics, 26.01.2021 20:10
Questions on the website: 13722360