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

The square of the difference between 2x and y
Which is an example of a Secondary Source? A. Biography B. Autobiography C. Photography D. Diary
1) Which number has the least value? A. 87.4 B. 7.48 C. 8.74 D. 4.78
Your assignment is to research and then present on successful test taking strategies for high school and college students. This project should take you a total
find the measure of angle A
write about an important year in your life ( 80-100 words ) use linking words ( an, but, so, because)
Read the following paragraphs: When our air conditioner broke in the middle of a hot summer, we had to fall back on some old-fashioned tricks to keep cool. At n
Simplify negative 2 over 3 ÷ negative 7 over 4.
What is 3.5 divided by 7
Translate each algebraic expression or equation into a verbal phrase 9y ​