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
Serhud [2]
3 years ago
5

If a hydrogen atom has its electron in the n= 4 state, how much energy in eV is needed to ionize it?

Physics
1 answer:
ololo11 [35]3 years ago
4 0

Answer:

Explanation:

Energy of electron in n = 4 state

= - 13.6/4² =- 0.85 eV

So energy needed to extract it from atom = .85 eV.

You might be interested in
Diffrence between FMRI and MRI?
love history [14]
FMRI creates the images or brain maps of brain functioning by setting up and utilizing an advanced MRI scanner in such a way that increased blood flow to the activated areas of the brain shows up on the MRI scan. The MRI scanners do not actually detect blood flow or other metabolic processes.
3 0
3 years ago
Read 2 more answers
Density of water is 1000kg/m3. Find out the amount of mass of 5m3 water​
Licemer1 [7]

Answer:

5000 m³

Explanation:

density = mass / volume

mass = density × volume

mass = 1000 × 5

mass = 5000 ( kg )

4 0
3 years ago
Climatology is a subspecialty of what?
m_a_m_a [10]

 Climatology is a subspecialty of Meterology.
3 0
3 years ago
Read 2 more answers
Which scientist's idea what "gases are formed from tiny particles so small you can't see them. The particles are spread out into
damaskus [11]

Answer:

Bernoulli

Explanation:

Hello! I took the k12 science quiz!  I hope you get an A!

Have a blessed day! :)

4 0
3 years ago
Which of the following is known as the use of a wave?
TiliK225 [7]

Answer:

Explanation:

Waves involve the transport of energy without the transport of matter. In conclusion, a wave can be described as a disturbance that travels through a medium, transporting energy from one location (its source) to another location without transporting matter.

7 0
3 years ago
Other questions:
  • What is a locus of points
    13·2 answers
  • A 100-g toy car is propelled by a compressed spring that starts it moving. the car follows a curved track. what is the final spe
    5·2 answers
  • You are working at a company that manufactures electri- cal wire. Gold is the most ductile of all metals: it can be stretched in
    13·1 answer
  • An electron with a charge of -1.6 × 10-19 coulombs experiences a field of 1.4 × 105 newtons/coulomb. What is the magnitude of th
    12·2 answers
  • A lightbulb is rated by the power that it dissipates when connected to a given voltage. For a lightbulb connected to 120 V house
    9·1 answer
  • A skier of mass 60 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 75 m up a 30° slop
    12·1 answer
  • A football player kicks a football downfield. The height of the football increases until it reaches a maximum height of 15 yards
    12·2 answers
  • 6. In an integrated circuit, each wafer is cut into sections, which
    8·1 answer
  • A student puts a besker of warm water next to a besker of cold water so that they fough which two statements are true? DA Therma
    10·1 answer
  • . A rope is being used to pull a mass of 10 kg vertically upward. Determine the tension on the rope, if starting from rest, the
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!