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
andreyandreev [35.5K]
3 years ago
13

Which of the following is NOT true of physical changes? Question 3 options: Substances change form or shape Substances remain th

e same Chemical bonds are formed or broken
Chemistry
1 answer:
dsp733 years ago
6 0

Chemical bonds are formed or broken. This is true of a chemical change, but not a physical change. A physical change is usually something that you can see, such as changing of shape or form or staying the same.  However, because you cannot visibly see chemical bonds being formed or broken and because this would affect the chemical composition, it is not a physical change.

You might be interested in
What are the similarities and differences between protons and neutrons
storchak [24]

"Electric charge: the proton and electron are electrically charged, while the neutron is not. The proton and electron, however, are oppositely charged. Role in the atom: Protons and neutrons are closely bound together in the nucleus of an atom, while electrons are spread out around the nucleus."

8 0
3 years ago
Hi everyone how is your guys day huh I believe good right
Kisachek [45]
H, my day has been alright, how’s yours?
7 0
3 years ago
What changes occur in O + O = O2
ozzi

Answer:

They went from atoms to oxygen molecule.

Explanation:

I'm not sure if this is the answer your teacher is looking for, but in simple terms you had 2 oxygen atoms. Together they make an oxygen molecule, which is the stuff we breathe.

5 0
3 years ago
A chemical reaction produces formaldehyde, with a chemical formula of CH2O. Carbon is in group 4A, Oxygen is in group 6A, and Hy
steposvetlana [31]

Answer:

Explanation:

carbon in  group 4A needs 4 more electrons to be stable

hydrogen in group 1A has one electron needs 1 more t o be stale

oxygen in group 6A has 6 and needs 2 more to be stable

They all obtain this by sharing electrons  8 around C &O, 2 around H

H  : C:  H

       ::        

      :O:

5 0
2 years ago
Which information in the periodic table indicates the number of protons in an atom?      A. the position of the element in its c
Leni [432]
Hi there!


D is true

the number of protons is same as atomic number in an atom


good luck!
3 0
3 years ago
Read 2 more answers
Other questions:
  • How many valence electrons does Bromine have?
    5·2 answers
  • What term BEST describes this mineral's luster?<br><br> A. waxy<br> B. shiny<br> C. glassy
    15·1 answer
  • When 0.50 liter of a 12m solution is diluted to 1.0 liters, the molarity of the new solution is ____
    12·1 answer
  • How many calories of heat are required to raise the temperature of 1.00kg of water from 10.2 degrees Celsius to 26.8 degrees Cel
    6·1 answer
  • A dehumidifier takes water vapor from the air by passing the moist air over a set of cold coils to perform a state change. How d
    6·1 answer
  • In order to produce hydroelectric power, they pump water up to the top of a mountain, and as gravity causes the water flow down
    11·1 answer
  • Which isotope has the greatest number of protons?
    6·1 answer
  • What is the frequency of a particular type of electromagnetic
    7·1 answer
  • If a 200 kg person stands next to a 100 kg person. Which person would have a larger gravitational attraction?
    14·2 answers
  • What tiles should I put in the box?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!