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Author Question: Convert 15.0 km to miles. A) 24.1 miles B) 9.32 miles C) 591 miles D) 33.1 ... (Read 303 times)

rl

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on: Aug 27, 2018
Convert 15.0 km to miles.
 
  A) 24.1 miles
  B) 9.32 miles
  C) 591 miles
  D) 33.1 miles

Question 2

What is the mass of 9.44  1024 molecules of NO2? The molar mass of NO2 is 46.01 g/mol.
 
  A) 205 g
  B) 294 g
  C) 721 g
  D) 341 g
  E) 685 g


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helenmarkerine

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

B

Answer to Question 2

C


rl

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Reply #2 on: Aug 27, 2018
TY


helenmarkerine

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Reply #3 on: Aug 27, 2018
You're welcome


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