calvilloo calvilloo

17-04-2020
Chemistry

contestada

what is the mass of 5.50 mol of pure liquid bromine ?

Respuesta :

gbustamantegarcia054 gbustamantegarcia054

19-04-2020

Answer:

m Br = 439.472 g

Explanation:

mass Br = ?

∴ mol Br = 5.50 mol

∴ molar mass Br 79.904 g/mol

mass = (mol)*(g/mol)

⇒ m Br = (5.50 mol)*(79.904 g/mol)

⇒ m Br = 439.472 g

Answer Link

Otras preguntas

Choose the correct option that explains what steps were followed to obtain the system of equations below. System B A. To get system B, the second equation in s

How does Bingley attempt to make up for his sister's rudeness to Elizabeth? A He offers to help Elizabeth care for Jane. B. He demands that his sister apologiz

You push a 55.0 kg block to the left with a 245 N force along a frictionless, level surface. The block starts from rest. b) If you were to let go, how much tim

62. The width of a rectangle is 3 cm less than its length. The perimeter of the rectangle is 30 cm. Find the length and width of the rectangle.

What is the number of molecules in CaCo3

387 kilograms = x grams Answer: a. 387,000g b. 38,700g c. 387g d. 3.87g

Solve the inequality. -2c-7-9 Enter the correct answer

The given graph shows the amount of waste generated, dumped and treated in percentage. Identify the reason of low success rate of waste management process.

What is the midpoint between (8,-5) and (2,-2)? O (3,-1.5) O (10,-7) O (5, -1.5) O (5,-3.5)

Find the values of other five trigonometric ratios of the acute angle given that: cos A = 1. sin A = 2. tan A = 3. cot A = 4. sec A = 5. csc A =help