3 years ago

The smallest possible particle of an element is a

2 answers:

7 0

Answer:

An atom is the smallest particle of an element that still has the properties of that element. Atoms, in turn, are composed of subatomic particles, including negative electrons, positive protons, and neutral neutrons. The number of protons in an atom determines the element it represents.

Explanation:

Natalka [10]3 years ago

4 0

Answer:

an atom

Explanation:

an atom makes up everything. it makes up you, me, the birds, the bees and everything in between

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How many moles are there in 2.00 x 10^19 molecules of CCl4

HACTEHA [7]

Answer: 0.0000332mol

Explanation: 1mole of CCl4 contains 6.02x10^23 molecules.

Therefore, X mol of CCl4 will contain 2 x 10^19 molecules i.e

Xmol of CCl4 = 2 x 10^19/ 6.02x10^23 = 0.0000332mol

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3 years ago

Explain 3 sources of carbon dioxide production and explain how the production of CO2 can lead to global warming.

prisoha [69]

Answer:

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2 years ago

An atom of calcium contains 20 protons how many electrons does it have

harina [27]

20.

Atomic number is equivalent to its protons and electrons. :)

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3 years ago

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Brilliant_brown [7]

This is going to be a <em>phase </em>change!

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