subject
Physics, 22.09.2019 08:30 heavyhearttim

Why is respiration an exothermic reaction?
a. a large amount of energy is released into its surroundings
b. the heat content, q, of the reaction is positive
c. a large amount of energy is required to activate the reaction
d. there is no exchange of energy between the system and the surrounding

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 18:00
Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?
Answers: 2
question
Physics, 22.06.2019 02:00
Figure 9 on page 362 shows various motions of balls. the curved path followed by the yellow ball in b in picture b is result of a) inertia b) centripetal motion c) gravity and horizontal velocity d) linear motion
Answers: 3
question
Physics, 22.06.2019 11:50
Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
Answers: 2
question
Physics, 22.06.2019 12:10
The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
Answers: 1
You know the right answer?
Why is respiration an exothermic reaction?
a. a large amount of energy is released into its s...
Questions
Questions on the website: 13722361