onofriychukal onofriychukal

03-06-2022
Chemistry

contestada

Which of the following items represents a chemical change?

melting
evaporation
freezing
burning

Respuesta :

gravityuniverse32 gravityuniverse32

03-06-2022

Burning is a chemical reaction

Answer Link

Otras preguntas

Find the distance in nm between two slits that produces the first minimum for 405-nm violet light at an angle of 57. 5°

Suppose that a, b, c, d are positive real numbers such that a/b < c/d . What can you say about the fraction (a+c)/(b+d) ? Is it always, sometimes, or never b

Instructions: State what additional information is required in order to know that the triangles in the image below are congruent for the reason given. Reason: A

A student’s set of expectations about how a college professor is supposed to act is an example of a?

More strong base is added until the equivalence point is reached. what is the ph of this solution at the equivalence point if the total volume is 57. 0 mlml ?

What is the main reason for employing contractionary fiscal policy in a time of strong economic growth?

What type of feedback is demonstrated when adequate thyroid hormones signals the pituitary to stop producing thyrotropin?

One major difference between old-time events and the modern pow-wow is that contemporary pow-wows are:_________

If a competitive market has three firms with marginal costs of mc1 = q1, mc2 = 0. 50q2, and mc3 = 2q3 and faces a market price of $10, the total quantity suppli

Deamination of amino acids in the excretory system will initially result in the formation of?