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Author Question: Dalton's Atomic Theory states A) that all elements have several isotopes. B) that matter is ... (Read 112 times)

frankwu

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on: Aug 27, 2018
Dalton's Atomic Theory states
 
  A) that all elements have several isotopes.
  B) that matter is composed of small indestructible particles.
  C) that the properties of matter are determined by the properties of atoms.
  D) that energy is neither created nor destroyed during a chemical reaction.
  E) that an atom is predominantly empty space.

Question 2

Molecules can be described as
 
  A) a mixture of two or more pure substances.
  B) a mixture of two or more elements that has a specific ratio between components.
  C) two or more atoms chemically joined together.
  D) a heterogeneous mixture.
  E) a homogeneous mixture.


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elyse44

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


frankwu

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Reply 2 on: Aug 27, 2018
:D TYSM

xiazhe

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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