Emeraldchickn3 Emeraldchickn3

03-05-2020
Chemistry

contestada

A 0.500 g sample of phosphorous vapor exerts a pressure of 550. torr in a 73.1 mL container at 489∘C. What is the molar mass?

Respuesta :

emaikwuvictor emaikwuvictor

03-05-2020

Answer:

Molar mass= 78.8gmol-1

Explanation:

P= 550torr, V= 0.0732dm3, m= 0.5g , R= 8.314, T= 273+489= 762K

Applying

PV= m/Mm×(R×T)

Substitute and Simplify

Mm= 78.8gmol-1

Answer Link

Otras preguntas

If X has the charge +1 and has electrons 10 what is its place in the periodic table

Hi, How are you and your baby? I have something to ask regarding my studies. You know I'm using your old desktop at home to work on my university assignments, b

5 cm Work out the area of the shape. -20 cm- 4 cm 8 15cm The diagram shows a shape. Work out the area of the shape. cm cm 8 cm How -4 cm 9 cm Diagram NOT accura

Refer to the article "Aboriginal Australians and Dreamtime Creation Myths." Part A What does the author explain about the inclusion of a sun goddess in the st

What other continents directly touch Asia

What is 0.048 written as a fraction?

What is −314×435 ? Write the answer as a mixed number in simplest form.

Base your answers on the diagrams below of two cells, X and Y, and on your knowledge of biology. Select one lettered organelle and write the letter of that org

What determines the stability of nucleus. explain?

You are caring for your patient who is unable to bear weight on either leg and has minimal upper body strength. What method would be MOST appropriate for transf