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
pychu [463]
3 years ago
12

What is the mass number of an atom with 3 protons, 4 neutrons, and 3 electrons?

Chemistry
2 answers:
RideAnS [48]3 years ago
6 0

Answer:

7

Explanation:

NISA [10]3 years ago
5 0

Answer

<h2>If no of proton is 3</h2><h2 /><h2>Then atomic no. Is3</h2><h2 /><h2>Therefore it is Li</h2><h2 /><h2>Mass no. Of li = 7</h2>

Explanation:

<u>HOPE</u><u> IT</u><u> HELPS</u>

You might be interested in
UHHH helpppp maya cause uh she d.a.n.g d.u.m.b.
inna [77]

Answer:

17

Explanation:

the mass number of the element which is protons and neutrons is 17+18=35

electronic configuration is 2, 8, 7

valency of the element is 1 therefore the atomic number is 17

6 0
3 years ago
Read 2 more answers
The si unit for measuring acceleration is?
ehidna [41]

m/s² aka meter per second squared.

acceleration = change in velocity/time  

= distance/time

--

time  

= m/s

--

s

=m/s^2

7 0
4 years ago
Read 2 more answers
Light strikes a beautiful white perch under water. This light is reflected back to your eyes allowing you to see the fish. As th
icang [17]
The answer is: <span>Light strikes a beautiful white perch under water. This light is reflected back to your eyes allowing you to see the fish. As the light left the water it changes speed causing the light to bend away from the normal.
Hope this helps!
(got answer from </span>https://quizlet.com/5474123/chapter-13-light-flash-cards/ if you need more help)
7 0
3 years ago
If a farmer wants to increase the health of his crops, he could apply a nitrogen-based fertilizer. why is nitrogen important to
Finger [1]
Not only for plants, but also for every organism and every life form nitrogen is important because  it poses as catalyst that supports different is chemical reactions of growth. N is filled with chlorophyll that actually gives you the answer on the question as chlorophyll allow plant to perform photosynthesis by absorbing energy from light that leads to the growth. So, it is important because it provides <span>photosynthesis.</span>
8 0
3 years ago
Most molecules that contain carbon are _____?
hjlf
<span>Most molecules containing carbon are organic. All organic compounds, from basic elements through complex living creatures, contain some degree of carbon, which is one of the most basic components of any organic molecule.</span>
7 0
4 years ago
Read 2 more answers
Other questions:
  • Covalent bond occur between which groups of elements?Immersive Reader
    11·2 answers
  • Conservation of ____________ energy is only valid when it occurs in a situation with no frictional force.
    9·1 answer
  • Give an example of solution. Explain why it is a solution and how it is formed.
    5·1 answer
  • CH4(g)+ 2 O2(g) + CO2(g) + 2 H20 (l)
    6·1 answer
  • What does Newton’s law of universal gravitation say about the distance between objects? s=been 3 hours still waiting...
    8·1 answer
  • Animal that hunts and kills other animals for food. It is a consumer ( carnivore or omnivore )?
    11·2 answers
  • Which of the following is an example of a chemical change?
    6·2 answers
  • If you were to observe the liquid evaporating away what would you see forming at
    15·1 answer
  • What is the approximate pH of a solution labeled 0.050 M HCLO ?
    12·1 answer
  • _________ flowing in the filament of an electric cell makes it glow
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!