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

........ami s' appelle Jean (mon-ma-mes)

The triangle is an equilateral triangle. Write an equation and solve for x.

Soil is composed of:a. mineral particles.b. organic materials.c. air.d. water.e. All of these

19. The capitals of two partners in a business are 30,000 and 45,000. The net profit after deducting expenses is 12000. find the profit of each partener in the

Write the following comparison as a ratio reduced to lowest terms. 32 nickels to 19 dimes

What role did Lincoln's Emancipation Proclamation play in shaping the Union's attitudes toward the Civil War? It led some abolitionists in the North to switch

The interior angle of a regular polygon is 19 times the size of the exterior angle. calculate the size of the interior angle and the number of sides the polygon

Why did Osama Bin Laden and Al-Qaeda plan and execute the September 11th, 2001 attacks on the U.S.

Wire 10cm long of area of cross section 1.28cm^2 elongates by 1.4cm when 4.5kg is suspended from it. Find the stress and strain and young's modulus

Which quotation shows a change in the direction of the story? "The operator rang his office; no answer. 'Sorry, but it looks like you're out of luck, Miss White