3 years ago

Which model of the atom was the first to contain a nucleus?

1 answer:

4 0

Ernest Rutherford's gold foil experiment was when he shot positively charged particles at a thin layer of gold foil. He concluded that there was a core that contained most of the atom's mass, the core is the nucleus

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What is one way compounds can be categoriezed

Katena32 [7]

Answer:

Explanation:

Compounds can be classified as ionic or covalent. Molecules are the simplest unit of a covalent compound, and molecules can be represented in many different ways.

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3 years ago

How many moles are in 64.8 g of ZnCl ?

ivann1987 [24]

Answer:

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3 years ago

What is the mass of 0.25 mol of sulfur atom

tatiyna

Answer:

8.0 g

Explanation:

To convert moles to grams, you need to use the molar mass. The molar mass of sulfur is 32.06. The molar mass is the atomic mass of the atom.

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4 years ago

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Type of change that doesn't involve the formation of new kind of matter

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A physical change, ie tearing a piece of paper in half.

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