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ki77a [65]
3 years ago
7

Why are galaxies quickly moving away from eachother

Chemistry
1 answer:
ValentinkaMS [17]3 years ago
7 0
Maybe the galaxies have a reverse magnetism and repel each other?
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An observation balloon was filled with 0.50 atmospheres of Helium, 54.0 mm Hg of Nitrogen, and 0.400 atmospheres of Hydrogen. Wh
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Answer:

the pressure would be 0.9 atmospheres

Explanation:

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C is the correct answer for this question. since it is a physical change
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A large change in velocity is a result of a _____ force.
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stepan [7]

Answer:

Explanation:

1)

     HH H H H  

      |   |   |   |  |

H- C-C-C-C-C-H

      |   |   |   |   |

     H H H H  H

This one can be written as

CH3 - CH2 - CH2 - CH2 - CH3

2)

       H H  H  H  

         |   |    |   |  

  H  -C- C-C- C-H

         |    |   |    |

        H  H  |    H

            H -C-H

                  |

                 H

This one can be written as  

CH3 - CH2 -CH -CH3

                     |

                    CH3

7 0
4 years ago
Read 2 more answers
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