02-01-2022
Chemistry

contestada

how do we differentiate chemical change from physical change

Respuesta :

Betimak Betimak

02-01-2022

Answer:

Chemical change :has change in mass, heat is needed, new element is formed, hard to reverse.......

Physicalchange:does not have change in mass, heat is not necessary, no new element is formed, easy to reverse

Answer Link

Otras preguntas

Oraciones usando pronombres en primera y tercera persona

Jack put his jeans in the washing machine to do his laundry. He forgot to remove a $10 bill from his pocket. When he removed his pants from the washing machine,

The volume of a spherical tank is 790.272 pie cubic feet. What is the diameter of the container?

PLZ HELP ME Translate: como sabe esto

"I find that others are reluctant to get as close to me as I would like. I often have dreams that my husband doesn’t love me like he used to, and that he leaves

help is needed! What is the value of a? please explain!

4535 divided by 83 = R =

Historically, hierarchical scale has been used by artists to communicate power or rank in social and religious contexts, but identifying importance using scale

Which of the following is a "safe" topic for conversations? a. political issues b. religion c. income d. weather Please select the best answer from the choices

Draw two water molecules interacting with a methanol (CH3OH) molecule through hydrogen-bonding.