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

What are the two largest ethnic groups in the united states today?

What's 45 out of 58 in percentage?

An aircraft has a liftoff speed of 33 m/s. what minimum constant acceleration does this require if the aircraft is to be airborne after a take-off run of 240m?

If Olivia and Shawn have another child, which of the following genotypes is possible for the child? A. Mm only B. MM only C. MM or mm only D. MM, Mm, or mm

hey guys i know this seems long but i really need the help so plzz]Step 1: Write five word phrases to be translated using the various key terms from the lesson.

List the perfect squares between 100 and 500 that are even numbers

The force between a pair of 0.001 C charges is 200 N. What is the distance between them?

the student council president wants to find out the opinion of the students on the issue of school lunch options. The president sends out a survey to a random

How did the formation of alliances affect the outbreak of war?

Tasha believes that she can rewrite the difference 120 - 36 as a product of the GCF of the 2 numbers and another difference. Is she correct?