mattisonraeshel mattisonraeshel
  • 02-10-2017
  • Chemistry
contestada

How many grams of copper (II) chloride dihydrate would be requires to react completely with 1.20 g of aluminum

Respuesta :

akiyama316
akiyama316 akiyama316
  • 10-10-2017
3CuCl2 • 2H2O + Al ---> 3Cu + 2AlCl3 + 6H2O

moles of Al = 1.2 / 27 = 0.044
 
1 mole of Al requires 3 moles of 
CuCl2 • 2H2O
so, 0.044 mole of Al requires = 0.044 x 3 moles of CuCl2 • 2H2O
                                               = 0.133 moles

so mass = 0.133 x 170 =  22.61 g
Answer Link

Otras preguntas

2/5of an hour (in minutes)?​
Which of the following is not true of the constitutional amendments of the past 200 years? A. Amendments passed have increasingly tended to address social issue
which is the right one????
The perimeter of a rectangle is twice the sum of its length and its width. The perimeter is 46 meters and its length is 2 meters lore than twice its width. What
Related, detailed ideas can often best be expressed with a
how are babies made?
3.242424... as a mixed number
Types of element of art
6 students can plant a garden in 5 hours. How many additional students should they get to help if they need to finish the job in 3 hours instead of 5 hours?
(b) A square has a perimeter of 12 yd. What is the length of each side?