Wilbertcr7 Wilbertcr7

03-10-2018
Chemistry

contestada

how many grams of F are there in a 36.01 g sample of CrF3 given that 18.83 g of this sample are Cr?

Respuesta :

kachigga kachigga

03-10-2018

Ca = 40.1

2 F = 38.0

--------------

78.1

% F = 38.0/78.1

Now you can calculate mass of F

0.487 ( 255 g ) = 124 g F

Answer Link

Otras preguntas

In a business letter written in full-block style, the dateline should be a. at the very top of the page. b. omitted. c. between the inside address and the su

Where was Archduke Ferdinand assassinated in 1914? Serbia Bosnia Austria Germany

Which of the following is an example of a primary source? a. a diary written by a nurse during the Civil War b. a magazine article about the Battle of Gettysb

The scattering of light by a colloid is called the Brownian lighting, Tyndall effect, colloidal scattering, or aggregate reflection.

Increasing the pitch of a note on the piano means you make the note _____. higher lower louder softer

what happens at the end of the book Fahrenheit 451

common law follows the past rulings of

The scientific unit of force is the _________. a. watt b. joule c. newton d. kilogram

When turning left, you must yield the right-of-way to? a. any vehicle behind you b. vehicles to your right c. any vehicles coming straight through from the o

If a new jacket sells for $30, find the total cost if you were charged 5% sales tax. Round your answer to the nearest cent.