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
Feliz [49]
2 years ago
5

How many moles are in 4g of hydrogen?​

Chemistry
1 answer:
Afina-wow [57]2 years ago
8 0

Answer:

2 mole

Explanation:

Hydrogen has 2 atoms per molecule

You might be interested in
A word equation is commonly used for describing a:
Kipish [7]

the answer is B because I jus did that

6 0
2 years ago
The mass of an element is 27 and it's atomic number is 13. Give the composition of the nucleus of it's atom.
love history [14]

Answer:

nucleus consists of:

13 protons, 14 neutrons

8 0
2 years ago
In which of the following locations are bacteria often found?
djyliett [7]

Answer:  

in the air and soil  

in drinking water

on and inside the human body

Explanation: Hope that helps

7 0
3 years ago
To protect yourself from consuming too much _____, you should limit your consumption of swordfish, king mackerel, and shark. a.
Serggg [28]

Answer:

b. mercury

Explanation:

Fishes and some other sea foods are are known to concentrate mercury in their bodies. Consumption of these products gradually accumulate mercury in the body over time.

More specifically, fishes like swordfish, king mackerel and shark are known to concentrate higher amount of mercury than other species of fishes. Hence, limiting their consumption will protect humans from mercury poisoning.

The correct option is b.

5 0
2 years ago
Read 2 more answers
Which is the electron configuration for zinc?
alisha [4.7K]

[AR] 3d10 4s2 is the configuration for zinc

3 0
3 years ago
Read 2 more answers
Other questions:
  • Help with these questions plz!! 10-17
    5·1 answer
  • A scientist adds a liquid to a base. As it is added the substance turns reddish pink the liquid is most likely?
    11·1 answer
  • The volume of a sample of pure HCl gas was 205 mL at 27°C and 141 mmHg. It was completely dissolved in about 70 mL of water and
    15·1 answer
  • 65 grams of calcium equal how many moles?
    8·1 answer
  • Explain how to separate a mixture of sand and pebbles.
    7·1 answer
  • What role does the salt bridge play in voltaic cell
    14·2 answers
  • Is Octocrylene (C24H27NO2) Ionic or Covalent?
    15·1 answer
  • Which type of model best represents simple molecules?
    7·2 answers
  • Why are there discontinuities in the interior of the earth...​
    14·1 answer
  • I need help w this..
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!