1 year ago

What is the number of protons in the nucleus of the atom

1 answer:

3 0

Answer: It depends on the element.

Explanation: Every element has a different amount of protons in its nucleus. It is the same as its atomic number on the periodic table. For example: Hydrogen has an atomic number of 1 because it has 1 proton in its nucleus, Helium has 2, Carbon has 6, Platnium has 78, and so on...

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The + symbol, on the products side, in a chemical equation means

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Write the name of the first twenty elements with their symbols and their atomic number

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Answer:

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3 Lithium Li

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5 Boron B

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2 years ago

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According to the first law of thermodynamics, what quantity is conserved?.

erik [133]

Answer:

energy

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