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Author Question: An aqueous solution contains 0.10 M HNO3. The solution is ________. A) acidic B) basic C) ... (Read 923 times)

saliriagwu

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An aqueous solution contains 0.10 M HNO3. The solution is ________.
 
  A) acidic
  B) basic
  C) neutral
  D) very dilute
  E) highly colored

Question 2

Balance the chemical equation given below, and determine the number of grams of MgO needed to produce 15.0 g of Fe2O3. ___ MgO(s) + ___ Fe(s)  ___ Fe2O3(s) + ___ Mg(s)
 
  A) 0.0877 g
  B) 1.26 g
  C) 3.78 g
  D) 11.4 g

Question 3

How many kilowatt-hours of electricity are used to produce 4.50 kg of magnesium in the electrolysis of molten MgCl2 with an applied emf of 5.00 V?
 
  A) 0.0201
  B) 0.0496
  C) 12.4
  D) 49.6
  E) 24.8


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amcvicar

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saliriagwu

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Reply 2 on: Aug 27, 2018
Gracias!


kusterl

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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