johnny2331 johnny2331

04-03-2021
Chemistry

contestada

What is the percent composition of Br in CuBr3?

Respuesta :

M7Yasuo M7Yasuo

11-03-2021

Answer:

about 79% (79.04369332 to be exact)

Explanation:

Percent composition=(Molar mass of element x amount of it)/Molar mass of compound x 100

Br= 3 x 79.9/303.25 x100=79.04369332

Answer Link

Otras preguntas

the company calculated that they would produce 4.8 tonnes of magnesium but only 3.2 tonnes was produced calculate the percentage yield

Can someone help me please

What is the change in freezing point, ATf, when the 0.195 m aqueous solution of K2S dissolves into 3 particles?

Simplify fully 4d2-6d2+5d2

if the exterior angles of a pentagon are x° 2x° (x+30)°,(x-10)° and (x+40)° find x a) 30 b) 50 c) 60 d) 80

&= {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} S = square numbers E = even numbers Complete the Venn diagram. E, S 4 2,6 8, 10, 12 E & = { 1 , 2 , 3 , 4 , 5

Which cellular process do scorpions most likely go through to produce ATP? A) anaerobic respiration B) alcohol fermentation C) lactic acid fermentation D) aerob

9. What is the exact circumference of a circle that has a radius of 5 cm? 25ncm 5псм 10Kcm 100псм

In the diagram below, Θ is measured in radians. Which equation represents the relationship between the radius, r, and arc length, s? Circle O is shown. Line seg

Reposed cause the first one didn’t have the pictures. Need help with this Thanks :)