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Author Question: A gold ring cannot sit on the surface of water, but a thin gold wire loop of the same diameter can. ... (Read 108 times)

kshipps

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on: Aug 27, 2018
A gold ring cannot sit on the surface of water, but a thin gold wire loop of the same diameter can. Why?
 
  A) The gold ring applies a much greater pressure against the surface of the water so that it is able to push through the surface tension.
  B) The surface area of contact is the same, but the weight of the gold ring is much greater.
  C) The thin gold wire is far less dense than the gold ring, which allows it to float.
  D) Both A and B are true.

Question 2

Which of the following does not describe ionic compounds?
 
  A) They have a tendency to melt easily.
  B) They consist of positive and negative ions.
  C) They are held together by electrostatic attraction.
  D) They are usually very ordered.
  E) none of the above


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SeanoH09

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

D

Answer to Question 2

A


kshipps

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

tanna.moeller

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Reply 3 on: Yesterday
Excellent

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