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Author Question: The study of planet Earth is known as a. mineralogy. b. petrology. c. geology. d. ... (Read 80 times)

Davideckstein7

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on: Jul 28, 2018
The study of planet Earth is known as
 a. mineralogy.
  b. petrology.
  c. geology.
  d. paleontology.

Question 2

What is the formula of a compound formed from the ions M3+ and X3-?
 a. M2X
  b. MX
  c. M2X3
  d. MX2


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ndhahbi

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

c

Answer to Question 2

b


Davideckstein7

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Reply #2 on: Jul 28, 2018
TY


ndhahbi

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Reply #3 on: Jul 28, 2018
You're welcome


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