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Ber [7]
3 years ago
8

since an element always has a different number of protons, the mass can indicate how many neutrons are in an isotope

Chemistry
1 answer:
elena-s [515]3 years ago
8 0

Answer:

The number of protons is equal to the mass number of the element. Since an element always has a different number of protons, the mass can indicate how many neutrons are in an isotope. Atoms of the same element can have a different number of neutrons. There are three naturally-occurring isotopes of carbon.

Explanation:

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If an element has 13 protons, how many electrons are in its outer shell?
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There will be three electrons in the outer shell.
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4 years ago
A compound is 150.86 g carbon, 8.86 g hydrogen, and 20.10 g oxygen by
Ivahew [28]

Answer:

C20 H14 O2

Explanation:

Remark

This is a sample, which the question does not say and should. It is a fraction of 1 mole. So what you have to do is multiply the numbers given by x and equate it to 286.28

Equation

150,86* x + 8.86*x + 20.1*x  = 286.28

179.8x = 286.28

x = 286.26/179.8

x = 1.592

Now multiply the given numbers by 1.592

150.86 * 1.592 = 240.58

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C20 H14 O2

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3 years ago
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Classify the following statements as observation, inference, prediction, measuring or classifying
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The chlorine usually forms a Chloride ion.

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What do you mean by Chlorine forming an ion?

Chlorine has one electron when it forms an ion to be an anion with a charge of -1. The charge of an ion, and thus the number of electrons the atom will gain or lose. If an atom has less than four valence electrons, it will lose them to become a cation.

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To know more about Chlorine from the given link

brainly.com/question/13682965

#SPJ1

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1 year ago
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