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Author Question: Which mineral is a hard and brittle silica that shows conchoidal fracture? a. Feldspar b. Quartz ... (Read 82 times)

TFauchery

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on: Jul 28, 2018
Which mineral is a hard and brittle silica that shows conchoidal fracture?
 a. Feldspar
  b. Quartz
  c. Calcite
  d. Mica

Question 2

A stream of a certain liquid compound is attracted to an electrically charged rod. The compound is probably
 a. metallic.
  b. nonpolar covalent.
  c. ionic.
  d. polar covalent.


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cegalasso

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

b

Answer to Question 2

d


TFauchery

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


cegalasso

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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