![Physics](/tpl/images/cats/fizika.png)
Physics, 10.05.2021 01:00, sweetgigi2364
Can i get some help???
Suppose that a substance in a beaker is heated over a burner in a science lab. Which observation would most likely indicate that a chemical change has occurred in the substance?
A. If the substance is a liquid or solid, an increase in temperature would indicate a chemical change.
B. If the substance is a liquid, a change of some of the liquid to gaseous form would indicate a chemical change.
C. If the substance is a solid, a change of some of the solid to liquid form would indicate a chemical change.
D. If the substance is a liquid or solid, production of an odor would indicate a chemical change.
![answer](/tpl/images/cats/otvet.png)
Answers: 3
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 15:00, abbeygrace13
The optimistic view of human nature held by supporters of the humanistic perspective led to more positive views of human nature throughout the field of psychology. t or f?
Answers: 2
![image](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 19:00, MIYAISSAVGE2409
Like a key in a lock, the shape of the. must bind with the. of the recieving neuron
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 23:20, pineapplepizaaaaa
Acharge of 8.4x10^-4 c moves at an angle of 35 degrees to a magnetic field that has a field strength of 6.7x10^-3 t. if the magnetic force is 3.5 x10 ^-2 n, how fast is the charge moving?
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:00, bendmads04
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
Do you know the correct answer?
Can i get some help???
Suppose that a substance in a beaker is heated over a burner in a science l...
Questions in other subjects:
![Konu](/tpl/images/cats/fizika.png)
Physics, 22.11.2020 07:10
![Konu](/tpl/images/cats/ap.png)
![Konu](/tpl/images/cats/pravo.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 07:10
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 07:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 07:10
![Konu](/tpl/images/cats/biologiya.png)