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
asambeis [7]
3 years ago
15

Based on the results of this lab, write a short paragraph that summarizes how to distinguish physical changes from chemical chan

ges. Physical changes occur when the properties of a substance are retained and/or the materials can be recovered after the change. Chemical changes involve the formation of a new substance.
Chemistry
2 answers:
kolbaska11 [484]3 years ago
8 0

Answer:

g

Explanation:

gtyjtyj

qwelly [4]3 years ago
3 0

Answer:

what were the results

Explanation:

You might be interested in
How are elements in each group the same?
Amanda [17]

Answer:

They share the same number of electrons in their valence subshells.

Explanation:

They have the same number of electrons on the outer shell.

6 0
3 years ago
Outside wooden steps may get slippery when they are wet. How could you make them less<br> slippery?
IceJOKER [234]

Answer:

By adding a surface that increases friction? Such as outdoor mats(rough ones), which increases friction between the bottom of the boots and the surface.

7 0
3 years ago
Desclony When Fe(NO3)2 dissolves in water, what particles are present in the solution?​
Hitman42 [59]

Answer:

hjfhgjgjgjghgjgjhgjhhjh

3 0
3 years ago
How many moles of koh are contained in 250 ml of a 2.0 m solution of koh
kotykmax [81]
.5 mols
Assuming that your 2.0 m is an M for molarity
I used the formula M=number of mold/L
Converted 250mL to .250L by dividing by 1000
4 0
3 years ago
During an earthquake, the ground surface moves _____. only in a vertical direction not at all in any direction only in a horizon
Elena L [17]

Answer:

In Any Direction

Explanation:

Rayleigh waves, also called ground roll, travel like ocean waves over the surface of the Earth, moving the ground surface up and down. They cause most of the shaking at the ground surface during an earthquake. Love waves are fast and move the ground from side to side.

6 0
3 years ago
Read 2 more answers
Other questions:
  • In an organism, the brain directs the body how to respond to stimuli from the environment. In a cell, this function is performed
    7·1 answer
  • Which statement describes a change that occurs during a chemical reaction? A. Atoms in the original substances are arranged in a
    14·2 answers
  • A certain element consists of two stable isotopes. the first has a mass of 68.9 amu and a percent natural abundance of 60.4 %. t
    12·1 answer
  • Which chemical is produced during vigorous exercise when the supply of oxygen is limited or inadequate?
    11·1 answer
  • Please Help!! I need to turn in soon!
    14·1 answer
  • How to calculate atomic mass?
    7·2 answers
  • HELP I WILL mark brainliest
    6·1 answer
  • The electronic configuration of an element is 1s2s22p6. How many valence electrons does it have?
    9·1 answer
  • How are acids and alkalis<br> similar?
    14·2 answers
  • An insulated container is used to hold 45.2 g of water at 33.7 °C. A sample of
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!