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Author Question: By definition, the universe consists of a. all energy only. b. all space only. c. all matter ... (Read 94 times)

deesands

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on: Jul 28, 2018
By definition, the universe consists of
 a. all energy only.
  b. all space only.
  c. all matter only.
  d. all of the above.

Question 2

The number of electrons in an atom of an element is the same as the element's
 a. atomic number.
  b. period number.
  c. mass number.
  d. group number.


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alexisweber49

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

a


deesands

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Reply 2 on: Jul 28, 2018
:D TYSM

robbielu01

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Reply 3 on: Yesterday
Wow, this really help

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