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

The two major cities of the Harappan civilization were Gujarat and Panini. were both located near the Indian Ocean coast. each had over 500,000 inhabitants. Moh

What did Jean-Baptiste Lamarck believe about traits such as large muscles that are acquired during one's lifetime? They are acted on by natural selection. They

Evaluate f(-7). f(x) = 3x2 a.-441 b.-147 c.78 d.147

Forest wildlife survive best in forest that are A. Of mix-age trees. B. Deciduous. C. Evergreen. D. Of even-age trees.

Is deducted positive or negative

what are the differences of Sunnis and Shias?

Expand the following expression by using the distributive method. 3(4x 5y)

The way that cartographers show the round Earth in a flat picture is known as a projection. parallel. scale. Please help 20 POINTS!!!

What does akhirah mean

An atom’s mass number equals the number of a. protons plus the number of electrons. c. protons. b. protons plus the number of neutrons. d. neutrons.