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
babymother [125]
3 years ago
5

Which of the following is an example of how a scientist might use a model?

Chemistry
1 answer:
tiny-mole [99]3 years ago
7 0
I am thinking it is c) A microscope is used to magnify a group of cells on a slide. 
You might be interested in
Describe the relationship between kinetic energy and speed, and give an example of how changing an object’s speed would affect i
Lynna [10]
Kinetic energy of an object is directly connected to the speed object. Like a toy car being used on a table, the toy car will speed up which means the kinetic energy of that toy car will also increase
8 0
3 years ago
9.8 x 10​^-6 regular notation
topjm [15]

Answer:

0.0000098 should be the answer

Explanation:

3 0
3 years ago
According to the VSEPR model, the arrangement of electron pairs around NH3 and CH4 is A. the same, because in each case there ar
aleksklad [387]

Answer:

Option "B" is correct.

Explanation:

According to VSEPR theory, There are repulsion forces exists among the bond pair - bond pair or bond pair - lone pair of electrons. In NH_{3} and  CH_{4}, the number of electron pairs are same but methane has all the four bond pairs where in ammonia, three bond pairs and one lone pair exists. And thus there are repulsion forces possible in between the lone pair and bond pair of electrons thus the arrangement of electron pairs around both the molecules is same or different depending up on the conditions leading to maximum repulsion.  

3 0
3 years ago
A student was asked to find the molar mass of calcium nitrate, Ca(NO3)2. she added the molar masses of calcium, nitrogen, and ox
dlinn [17]

Answer: 116g/mole

Explanation:

She didn't get the answer because she didn't add the them well , due to the bracket present.

3 0
3 years ago
Which of the following distinguishes a nuclear reaction from a chemical reaction? a.It involves atoms.
MissTica
The option that distinguishes a nuclear reaction from a chemical reaction is D. there is a change in the nucleus.
During a nuclear reaction, two light nuclei combine in order to create a new, heavier one which is different than those two original ones and has additional particles that it didn't have originally. This is what makes the difference between these two reactions.
7 0
3 years ago
Read 2 more answers
Other questions:
  • 1; The change of matter from a solid state to a gas state
    14·1 answer
  • Chemical Formula for Coffee?
    11·1 answer
  • A chemist has two large containers of sulfuric acid solution, with different concentrations of acid in each container. Blending
    8·1 answer
  • For alpha decay to cause a loss in mass, such as that in the uranium 238 conversion to thorium 234, what must the atomic weight
    6·1 answer
  • ) carbon + oxygen = _____________
    12·1 answer
  • What is represented in each block of the periodic tables?
    7·1 answer
  • Which best describes a hydrate?
    8·2 answers
  • Which statement BEST describes what happens during solvation?
    8·1 answer
  • Hey whts up yall wnt to talk?
    11·2 answers
  • Is it possible to prove that something is real or true of you can’t directly observe it? If no, why not? If yes, how would you d
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!