voylesro
voylesro voylesro
  • 25-09-2016
  • Chemistry
contestada

How many grams of Br are in 515 g of CaBr2

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 25-09-2016
Molar mass:

Br = 79.904 g/mol
CaBr2 = 199.886 g/mol

CaBr2 = 2 Br + Ca

199.886 g --------------- 2 x 79.904 g
515 g -------------------- ?? ( mass of Br )

515 x 2 x 79.904 / 199.886 =

82301.12 / 199.886 => 411.74 g of Br

hope his helps!


Answer Link

Otras preguntas

Will someone help me with this??
The allied powers did not include what country?
white chocolates contain substances that stimulates the feeling of pleasure. true or false?​
Choose all the expressions that are equivalent to 587 divided by 1,000 A. 5.87/ 100 B. 587 x 0.01 C. 5.87 x 0.1 D. 58.7 x 0.01 E. 587 x 0.001
1.) x=3y 2.) 6x-3y=-9 x-3y=0 y=5+2r answer pls
find the value of given expression[tex] \sqrt{66 \times 66} [/tex] ​
I’m alright, don't worry, don't cryIt ain't nothing that no one could do to save my lifeMa, just know I’m your flying angel if I leave through the nightAnd I ai
The mapping diagram shows a relation. A mapping diagram shows a relation, using arrows, between inputs and outputs for the following ordered pairs: (negative 6,
how does culture effect your career choice and decisions​
pls answer this i just do not get it