samb051003 samb051003

21-04-2019
Chemistry

contestada

how many moles of PH3 are in 250.0 grams of PH3

Respuesta :

ayan007 ayan007

21-04-2019

Molecular mass of PH3= 31+3*1=34 g

Given mass=250 g

Therefore, number of moles= 250/34= 7.352 mols

Answer Link

Otras preguntas

What is the area of a square with side length of 4 and one-fourth m? 8 and one-half meters squared 17 meters squared 18 and 1 Over 6 meters squared 20 and one-

The Road Almost Taken Paragraphs 8 and 9 are mainly a description of — A the way the author and Kenny worked together to push the wagon along B the typical rou

When did our attitude towards eating bugs begin to change? A. In the last 100 years B. Around 10,000 BC C. 1700 D. 1250 AD

I NEED HELP!! 1-2 PLEASE

Pls help asap will mark brainliest firtst answer!!

12. What did the U.S. gain with the Treaty of Guadalupe-Hidalgo? A. The Mexican Cession B. Florida C. Oregon D. The Louisiana Purchase

Which inequality represents the situation? The maximum weight, w, an elevator can lift is 2,200 pounds. w ≥ 2,200 w > 2,200 w ≤ 2,200 w < 2,200

Carlos bikes 2 1/2 miles in 1/4 hours. At that rate, find the number of miles he would bike in 1 hour. A. 5/8 miles B. 2 3/4 miles C. 5 miles D. 10 miles

In a class of 30 students, 5 have a brother and 20 have a sister. There are 2 students who have a brother and a sister. What is the probability that a student w

Scientist are studying photosynthesisIn in a forest ecosystem that has plants animals and decomposers