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

what is the probability of rolling a 6 on a dice ?

What were Hoovervilles? A. Suburban settlements that grew in the late 1920s B. Shantytowns that grew during the early Great Depression C. New dev

Erection of the hairs, known in humans as "goose bumps," is caused by activation of which branch of the nervous system?

On the map above, the Mediterranean Sea is located at __________, and the Atlantic Ocean at __________. A. arrow A . . . arrow B B. arrow B . . . arrow A C. arr

_____ refers to the interpretation or understanding that a consumer develops about some attended stimulus in order to assign meaning.

what is the volume of the rectangular prism? A. 138 yd^3 B. 63 yd^3 C. 22.5 yd^3 D. 7 yd^3

People once believed that all planets and stars orbited around ____. a. Mercury c. Earth b. Venus d. Mars Please select the best answer from the choices prov

Explain why civilization grew around the river valleys.

What is the exercise called when you are trying to identify an organization's risk health?

The most striking evidence for a modern human capacity for culture in the upper paleolithic/late stone age comes from