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Author Question: A cubic centimeter each of quartz, olivine, and native gold weighs 2.5, 3.0, and 19.8 grams, ... (Read 119 times)

jace

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A cubic centimeter each of quartz, olivine, and native gold weighs 2.5, 3.0, and 19.8 grams, respectively. These weights indicate that ________.
 
  A) gold has a higher density and specific gravity than quartz and olivine
  B) olivine melts at a higher temperature than either gold or quartz
  C) gold is 6 to 7 times harder than olivine and quartz
  D) gold and olivine qualify as silicates, but quartz would not

Question 2

________ is an example of a pesticide that qualifies as a form of biological pest control.
 
  A) Lindane
  B) Organophosphates
  C) Carbamate
  D) Pheromones
  E) DDT


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cclemon1

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jace

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Reply 2 on: Jul 14, 2018
Excellent


zacnyjessica

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Reply 3 on: Yesterday
Wow, this really help

 

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