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Author Question: An impurity ________ the melting point of a compound. A) decreases B) increases C) has no ... (Read 110 times)

ghost!

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on: Aug 27, 2018
An impurity ________ the melting point of a compound.
 
  A) decreases
  B) increases
  C) has no effect on
  D) One cannot say unless the physical properties of the compound are known.

Question 2

The gravity on the moon is one-sixth that on Earth. What would be the weight of an object on Earth if it has a weight of 40 kg on the moon?
 
  A) 6.7 kg
  B) 13.3 kg
  C) 40 kg
  D) 240 kg


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xMRAZ

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

A

Answer to Question 2

D


ghost!

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Reply 2 on: Aug 27, 2018
Excellent

Jsherida

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Reply 3 on: Yesterday
Wow, this really help

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