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
Setler79 [48]
3 years ago
15

What is a change in a substance that does not involve the identity of the substance

Chemistry
2 answers:
GenaCL600 [577]3 years ago
6 0

The answer to this would be a physical change. Physical changes are changes that affect the form of a chemical substance, but not the chemical composition itself. Hope this helped!


Kitty [74]3 years ago
5 0

The answer is physical change

You might be interested in
What is the pH range for an acid? <br> 0-7<br> 7-14<br> 7<br> 0
olga nikolaevna [1]
<h3>Answer: Choice A)  0-7</h3>

Explanation:

If the pH is between 0 and 7, then we have an acid.

If the pH is between 7 and 14, then we have an alkaline base.

If pH = 7, then it's neutral.

7 0
3 years ago
Read 2 more answers
1 pts
bonufazy [111]

Answer:

secound one is the answer: Distillation

this may help you

5 0
3 years ago
Read 2 more answers
Which of the following ions is formed when a base is dissolved in a solution?
Aneli [31]

Answer:

\huge\boxed{\sf OH-}

Explanation:

<u>According to Arrhenius concept of acid and base:</u>

"When a base in a solution, produces/yields OH- (Hydroxide) ions."

So, when a base is dissolved in a solution, it produces OH- ions.

<u>For example:</u>

NaOH ⇄ Na⁺ + OH⁻ (So, it is a base)

\rule[225]{225}{2}

Hope this helped!

<h3>~AH1807</h3>
3 0
3 years ago
the pressure of a 250-ml sample of gas is 105 kpa. what would br the pressure in Pascal if the volume were increased to 375 ml
juin [17]
After a good long amount of research, I found that the scientific answer to this question would be a big ol’ dink
8 0
3 years ago
Need help don’t understand this??!
ale4655 [162]

Answer:

US. With an installed capacity of 3,639MW in 2018, the US is the leading producer of geothermal energy across the world, producing 16.7 billion kilowatt hours (kWh) of geothermal energy throughout the year. ...

Indonesia. ...

Philippines. ...

Turkey. ...

New Zealand. ...

Mexico. ...

Italy. ...

Iceland.

7 0
3 years ago
Read 2 more answers
Other questions:
  • What are bonds in metals like?<br><br> Please Answer - In full sentences (3)
    8·2 answers
  • A solution contains [Ba2+] = 5.0 × 10−5 M, [Zn2+] = 2.0 × 10−7 M, and [Ag+] = 3.0 × 10−5 M. Sodium oxalate (Na2C2O4) is slowly a
    7·1 answer
  • Which of the following buffer systems would be the best choice to create a buffer with pH 9.10?
    11·1 answer
  • When should you<br> use a fume hood?
    7·1 answer
  • The vertical columns on the periodic table of elements are called periods
    11·2 answers
  • An element with a high ionization energy would most likely be what type of element?
    14·1 answer
  • Calculate the mass of magnesium oxide that is produced when 64 g of magnesium is combined with 1.32 g of oxygen
    15·1 answer
  • Given : 4.50 molte
    13·1 answer
  • Sofia is trying to find the density of a 25.0 g irregularly shaped solid. She filled a graduated cylinder with 25.0 mL of water.
    6·2 answers
  • Which statement best describes the relationship between ocean CO2 and pH?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!