An atom of an element has 38 electrons. What is also true of that atom?

A.

It has an atomic mass of 38.

B.

It has 38 protons.

C.

It has 38 neutrons.

D.

It bonds with 38 elements.

I got B

Three samples of gas each exert 740. mm Hg in separate 2 L containers. What pressure do they exert if they are all placed in a single 2 L container

5) Choose the correct statement about the waves shown below. Wave A Wave B namobocom17000 ml A) Wave "a" is transverse and "b"is longitudinal. C) Wave "a" is longitudinal and "b"is transverse. D) Both waves are transverse.

Which method involves using tools to control invasive species? A. biological B. mechanical C. chemical D. manual E. monitoring

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Why are most cells 70 percent water?

How would an unbalanced chemical equation convey misleading information about what took place during a chemical reaction?

A car rounds a 75-m radius curve at a constant speed of 18 m/s. a ball is suspended by a string from the ceiling the car and moves with the car. the angle between the string and the vertical is:

Emission of light from an atom occurs when an electron

Which is an example of transfroming potential energy to kinetic

Place the ball in the plastic bag, and twist the top so the ball is secure in the bag. Wrap the twisted portion with tape so it stays tight. Use the hole punch or scissors to poke a hole in the part of the bag that's above the ball.