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Author Question: How many moles are there in 3.00 g of ethanol, CH3CH2OH? A) 0.00725 mol B) 0.0652 mol C) 15.3 ... (Read 26 times)

karen

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on: Aug 27, 2018
How many moles are there in 3.00 g of ethanol, CH3CH2OH?
 
  A) 0.00725 mol
  B) 0.0652 mol
  C) 15.3 mol
  D) 138 mol

Question 2

The density of air under ordinary conditions at 25C is 1.19 g/L. How many kilograms of air are in a room that measures 11.0 ft  11.0 ft and has a(n) 10.0 ft ceiling? 1 in. = 2.54 cm (exactly); 1 L = 103 cm3.
 
  A) 3.66
  B) 0.152
  C) 4.08  104
  D) 0.0962
  E) 40.8


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emsimon14

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

B

Answer to Question 2

E


karen

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Reply 2 on: Aug 27, 2018
Excellent

triiciiaa

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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