ofranceili ofranceili

15-04-2021
Chemistry

contestada

Please help. Which of these are chemical or physical change?

Please help Which of these are chemical or physical change class=

Respuesta :

jacebrown84 jacebrown84

22-04-2021

Answer:

Explanation:

a is a physical change you could put the peices back together

b is a chemical change because you cant unburn wood

c is a chemical change because you cant unbake it

d is a physicl change you could te your time and unmix it

Answer Link

Otras preguntas

Angle relationships worksheet #2 i do not understand questions 10-12

Which characteristic distinguishes dwarf planets from planets? A.orbits the Sun B.is round C.is not a moon D.has not cleared its orbit of objects

Using your writing prompt to put the parts of your introduction in the correct order Prompt: write an essay that analyzes one work of literature that you have r

In a survey, 20% of people said they preferred Coca Cola. What fraction of the total number of people surveyed is this?

What should happen to a research question when it is refined? A It should get longer. B It should get shorter. C It should become more specific. D It should be

What type of ecological relationship exists between a golden jackal and a tiger?

7. Which of the following is not a natural resource? a. Time b. Water C. Land d. Air What’s the answer to this

what is the perimeter of the given composite figure? A) 73 m B) 80 m C) 88 m D) 90 m

Which inequality represents the sentence below? Two more than a number is less than 14. 2 + n less-than-or-equal-to 14 2 + n less-than 14 2 + n greater-than-or-

The jigs which ended each performance were normally written by the company __________.