1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Nostrana [21]
3 years ago
13

What is the difference between a physical and chemical change? (Use words reactants, products, atoms and molecules.)

Chemistry
1 answer:
jeka943 years ago
6 0

Answer:

A physical change, such as a state change or dissolving, does not create a new substance, but a chemical change does. In a chemical reaction, the atoms and molecules that interact with each other are called reactants. In a chemical reaction, the atoms and molecules produced by the reaction are called products.

You might be interested in
Min : sec helium and nickel are classified as _____, which are pure substances that make up all kinds of matter
Sidana [21]

Helium which has a chemical formula of He is considered as a noble gas while Nickel which has a chemical formula of Ni is considered as metallic. Although both have different phases but they are both classified under the general category of “Elements”.

 

answer:

<span>elements</span>

4 0
3 years ago
If the pressure on a gas is decreased by one-half, how large will the volume change be?
Jet001 [13]

Answer:

It will double in size

Explanation:

i hope its correct

3 0
3 years ago
What is the word equation for 2Mg+O2=2 MgO
yarga [219]

Answer:

magnesium + oxygen ----> magnesium oxide

8 0
3 years ago
Read 2 more answers
How do you prove law of conservation of mass??
Cerrena [4.2K]
The Law of Conservation of Mass<span> states that </span>matter <span>can neither be created nor destroyed in a chemical reaction.</span>
3 0
3 years ago
Newtons second law in your own words.
Misha Larkins [42]

Answer:

behavior of objects for which all existing forces are not balanced.

Explanation:

8 0
3 years ago
Read 2 more answers
Other questions:
  • What is the theoretical yield of Na2SO4, in grams?
    12·1 answer
  • Which statement tells what happens during the rock cycle when rocks undergo great heat and pressure? A. Igneous rock is formed.
    14·1 answer
  • If 5.1 l of antifreeze solution (specific gravity = 0.80) is added to 3.8 l of water to make a 8.9 l mixture, what is the specif
    15·1 answer
  • A chemistry student adds a quantity of an unknown solid compound X to 5.00 L of distilled water at 15.° C . After 10 minutes of
    13·1 answer
  • Which of the following describes an energy transformation from chemical to electrical to light energy?
    12·2 answers
  • Similar
    7·2 answers
  • A4 g sugar cube (Sucrose : C 12 H 22 O 11 ) is dissolved in a 350 ml teacup of 80 C water. What is the percent composition by ma
    11·1 answer
  • What would the chemical formula be of a compound that has Hydrogen and Carbon in it?
    5·2 answers
  • Which process causes the greatest increase in the distance between particles?
    6·1 answer
  • Which of the following best describes scientists?
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!