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Physical Science Science Chemistry Ap Chemistry

03/29/21

Assign oxidation states to bromine

Assign oxidation states to bromine in the following compounds: HBr HOBr Br2 BrF3

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Physical Science Physics Ap Physics Physics B

03/28/21

What is the distance, in kilometers, of a point outside the sphere from the sphere’s center, if the potential at the point is 5.2 MV?

The surface of a sphere carries a uniform charge 1.45 C. I keep getting 2.509 * 10^3 for r which is wrong. Please show your work and thanks in advance!

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Physical Science Physics Physics B Physics C

03/28/21

What is the distance between the central maximum in the diffraction pattern and the first place where the intensity is zero due to the single slit effect?

Suppose the screen is a distance of 1 m from the double-slit. Consider a single slit with a width of 0.0100 mm that is illuminated by light with a wavelength of 600 nm. Note: give your answer in... more

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Physical Science Math Calculus Physics

03/28/21

Finding Vector Direction in Degrees

Find the direction of the vector <-1, 22> to the nearest degree.

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Physical Science Science Biology Anatomy

03/21/21

Explain how muscle use leads to hypertrophy or atrophy through changes in muscle fiber mass

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Physical Science Science Physics Motion

03/21/21

Physical Science

How does the motion of the Earth provide us with life and How does the Earth take care of us through its motion around the sun, Through the moon’s motion around the Earth?

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Physical Science Science

03/15/21

Velocity v. Time Calculations

In order to calculate the total distance traveled (sometimes is the same as net displacement) from a velocity v. time graph, we find the total area under the line. Divide the area into triangles... more

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Physical Science Science Acceleration Force

03/15/21

A 53kg skateboarder pushes on the ground with -351N of force to set himself moving. How fast will the skateboarder accelerate?

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Physical Science

03/14/21

Reactivity is not an example of physical property

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Physical Science

03/10/21

please help me please

A 75N sack is dragged along the floor with a horizontal force of 100N to the right. The frictional force is 30N. The free body diagram will help you answer the questions that follow. What letter... more

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Physical Science Science Physics Physiology

03/10/21

Order (from most kinetic energy to the least) justify your answer

A 5 kg cat is sitting still on a countertop, watching a fish in a fish tank. The 0.5 kg fish is slowly swimming at 0.1 m/s in the tank. The owner of the pets sees the cat watching and fish and... more

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