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Author Question: Which of the following represents a chemical property of a specific metal? A) It has magnetic ... (Read 62 times)

geoffrey

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on: Aug 27, 2018
Which of the following represents a chemical property of a specific metal?
 
  A) It has magnetic properties.
  B) It melts at 800 C.
  C) Its density is higher than that of water.
  D) When in contact with air it corrodes.

Question 2

The scanning probe microscope creates images of atoms by ________.
 
  A) passing an electric current between the tip of an ultrathin needle and some conducting surface
  B) measuring the up and down motions of an ultrathin needle
  C) processing a series of numbers into a computer generated image of atoms
  D) all of the above


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flexer1n1

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

D


geoffrey

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

jomama

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Reply 3 on: Yesterday
Gracias!

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