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Author Question: The density of a certain type of steel is 8.1 g/cm3. What is the mass of a 100.0 cm3 chunk of this ... (Read 255 times)

cnetterville

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on: Aug 27, 2018
The density of a certain type of steel is 8.1 g/cm3. What is the mass of a 100.0 cm3 chunk of this steel?
 
  A) 0.08100 g
  B) 8.100 g
  C) 12.00 g
  D) 810.0 g

Question 2

The difference in energy between the reactants and products in a chemical reaction is called ________.
 
  A) the heat of reaction
  B) the activation energy
  C) the energy of products
  D) either B or C


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jamesnevil303

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

D

Answer to Question 2

A


cnetterville

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Reply 2 on: Aug 27, 2018
Excellent

covalentbond

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Reply 3 on: Yesterday
Wow, this really help

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