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
RSB [31]
3 years ago
10

Identify each description as either a physical or chemical change.

Chemistry
1 answer:
Anettt [7]3 years ago
4 0

Answer:

1 - physical

2 -chemical

3 - chemical

4 - physical

5 - physical

6 - chemical

7 - physical

8 - chemical

You might be interested in
Give me a time table of how to revise my exam syllabus within 1 month
musickatia [10]

Explanation:

during the daytime just complete your lessons of biology, during the midday timechemistry or study it in evening, at night physics and just try to complete those chapters that are difficult for you and the easier one you could do at last simple and take Sunday as a day for revision...

Give 2hrs, 1hr each chapter...

4 0
3 years ago
<img src="https://tex.z-dn.net/?f=%20%2012.046%20%5Ctimes%20%7B10%7D%20%5E%7B25%7D%20" id="TexFormula1" title=" 12.046 \times {
jarptica [38.1K]
Do I need to solve 12.046 x 10^25 to get the answer
3 0
3 years ago
Which ones are soluble in water and which ones are not soluble in water.
marissa [1.9K]

Answer:

d. NaOH Sodium hydroxide soluble

7 0
3 years ago
What is the pH value of Potassium hydroxide
RSB [31]

Answer:

from 10-14

Explanation:

the pH of potassium hydroxide is extremely high and is a strong base although the exact value depends on the concentration of the base in water.

3 0
2 years ago
Read 2 more answers
How does the arrangement of atoms in a crystalline substance differ from the arrangement in a noncrystalline (amorphous) substan
Lady bird [3.3K]

Answer:

4.  Atoms in crystals are in an ordered array.  In amorphous materials, they are randomly distributed.

Explanation:

3 0
3 years ago
Other questions:
  • H+ is protium,deuterium and tritium?
    6·1 answer
  • All bodies of water make up a earth's
    5·2 answers
  • Please fill out the chart
    6·1 answer
  • Hess’s Law can be used to determine the heat of reaction in the lab. True False
    6·1 answer
  • If 5.25
    14·1 answer
  • Define thermal conductor
    11·1 answer
  • The number of particles in one mole of a substance is:
    5·1 answer
  • Which substance is made of polymers? A. marble B. protein C. salt D. steel
    10·2 answers
  • What does ozone do to make life on earth possible?
    15·1 answer
  • Zn + 2HCl -----&gt; ZnCl2 + H2 <br> what mass of ZnCl2 will be produced if 25g of Hcl react
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!