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
Alenkasestr [34]
4 years ago
13

What is the chemical formula for potassium oxide?

Physics
1 answer:
Galina-37 [17]4 years ago
6 0
A. K20 is the correct answrr
You might be interested in
A man pulls a wagon with a handle that is at an angle of 42° with the ground. If the man pulls with 330 N of force, how much for
Fed [463]

Answer:

245N

Explanation:

We just need to multiply the force the man pulls the wagon by the cosine of the angle with the ground.

F = 330N * cos(42°) = 245.2N

8 0
4 years ago
Read 2 more answers
What is responsible for the apparent motion of the Moon in the sky from East to West?
DiKsa [7]

As a result, although the Moon is moving to the east relative to the stars, the much faster westward motion of the sky is carrying it to the west, so despite its eastward motion relative to the center of the Earth, it rises in the east and sets in the west, just like any other celestial body.


6 0
4 years ago
A machine can never be 100% efficient because some work is always lost due to which factor?
Pachacha [2.7K]

Answer:

A. can never be efficient due to friction

8 0
3 years ago
Read 2 more answers
How do you find the net force acting on an object?
yaroslaw [1]
It's D. By "net" they mean the overall force the object experiences, so sum all the force vectors, those in a negative direction (eg friction) should be subtracted.
6 0
3 years ago
Which of the following is a scientific law?
Varvara68 [4.7K]

Answer:

B. For a gas in a closed container at a constant temperature, the product of the pressure and the volume remains constant.

Explanation:

The rest are societal laws, as they are telling you something you should avoid or follow.

Hope this helps :)

7 0
3 years ago
Read 2 more answers
Other questions:
  • The instantaneous speed of a particle moving along one straight line is v(t) = ate−6t, where the speed v is measured in meters p
    8·1 answer
  • I am having trouble with these also, and if you could also explain please
    11·1 answer
  • An 18 kg bicycle carrying a 62 kg girl is traveling at a speed of 7 m/s. What is the kinetic energy of the girl and bicycle?
    9·2 answers
  • On a hot summer day, a young girl swings on a rope above the local swimming hole. When she lets go of the rope her initial veloc
    5·1 answer
  • The electron structures of atoms are not involved in the emission of:
    10·1 answer
  • The sharing of valence electrons between atoms indicates an ionic bond.<br> True or false
    7·1 answer
  • Please help its homework
    11·1 answer
  • How do the temperature curves in your graph show the range of temperature?
    15·1 answer
  • 2. A toy car runs off the edge of the table that is 1.225 m high. If the car lands 0.400 m from the
    8·1 answer
  • Help! 50 points each and brainliest!!!
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!