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Chemistry Terminology Quiz

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Questions and Answers

Which statement is true about the thermal energy of the water in the teacup and bathtub?

The water in the bathtub has less thermal energy than the water in the teacup

The thermal energy is not related to the container size

The water in the bathtub has more thermal energy than the water in the teacup

The water in the teacup has the same thermal energy as the water in the bathtub (correct)

Which state of matter has no definite shape and no definite volume?

Gas (correct)

Plasma

Liquid

Solid

How is the element with atomic number 42 different from the element with atomic number 41?

There is no difference

It has one less proton

It has one more proton (correct)

It has one more neutron

Decreasing the energy of water molecules will cause water to:

Freeze Signup and view all the answers

How are protons and neutrons alike?

Both are found in the nucleus of an atom Signup and view all the answers

Which state of matter has a definite volume but no definite shape?

Liquid Signup and view all the answers

What is the subatomic particle that orbits an atom's nucleus and has a negative charge?

Electron Signup and view all the answers

Which term refers to the number of protons in an atom?

Atomic Number Signup and view all the answers

What is the center of an atom, usually made of protons and neutrons?

Nucleus Signup and view all the answers

Which state of matter has a definite shape and definite volume?

Solid Signup and view all the answers

What is the term for a substance made up of atoms of two or more elements?

Compound Signup and view all the answers

If a board with a mass of 750 grams is ground down to sawdust, what would be the mass of the pile of sawdust?

Much less than 750 grams Signup and view all the answers