subject
Chemistry, 02.09.2021 05:20 gobbler80

Which of the following statements best describes why burning a match would be considered a chemical reaction?
a The match gets consumed by the fire.
b Burning a match forms new substances.
c Burning a match is dangerous.
d Burning a match is not a chemical reaction.

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 08:30, lpssprinklezlps
What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
Answers: 3
image
Chemistry, 22.06.2019 08:30, Apple557
The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.
Answers: 1
image
Chemistry, 22.06.2019 23:40, tilievaughn14
What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.
Answers: 1
image
Chemistry, 23.06.2019 03:30, HalpMahOnMahH0meW0rk
Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
Answers: 1
You know the right answer?
Which of the following statements best describes why burning a match would be considered a chemica...

Questions in other subjects:

Konu
Business, 28.01.2020 22:00
Konu
Mathematics, 28.01.2020 22:00