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4vir4ik [10]
3 years ago
9

Which pair below describes isotopes of the same element? A) an atom with 6 protons and 8 neutrons - an atom with 8 protons and 6

neutrons B) an atom with 6 protons and 6 neutrons - an atom with 6 protons and 7 neutrons C) an atom with 8 protons and 8 neutrons - an atom with 7 protons and 8 neutrons D) an atom with 7 protons and 6 neutrons - an atom with 6 protons and 6 neutrons
Chemistry
2 answers:
leonid [27]3 years ago
7 0
An isotope is an atom with a different number of neutrons than another atom of the same element. Since atoms of the same element all have the same number of protons, choice B(6pro &6neu vs. 6pro&7neu) is an example of isotopes
Ymorist [56]3 years ago
7 0

Answer:

B

Explanation:

i just took the test and got it correct :)

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A substance has half the number of particles as 12 grams of carbon 12, how many moles are in the substance?
gavmur [86]

the molar mass is how many grams it takes to make a full mole.  The number  in carbon 12 tells us that it takes 12 g to makes a mole, so one half of that would be <u><em>option d, 0.5</em></u>.  

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Which of these is a chemical property of a substance?
dlinn [17]

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Reactivity

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When the electron cloud of a molecule is easily distorted, the molecule has a high _____________.a. polarity b. polarizability c
katovenus [111]

Answer: Option (b) is the correct answer.

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Thus, we can conclude that when the electron cloud of a molecule is easily distorted, the molecule has a high polarizability.

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