This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If 0.66 mole of a substance has a mass of 99 g, what is the molecular mass of the substance? (Read 102 times)

connormoss

  • Full Member
  • ***
  • Posts: 130
on: Nov 5, 2023

Question 1

How many moles of phosphine (PH3 ) are produced for every 4.0 moles of hydrogen that react according to the chemical equation below?
         3H2 + P2→ 2PH3


Question 2

If 0.66 mole of a substance has a mass of 99 g, what is the molecular mass of the substance?
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by connormoss on Nov 5, 2023

bainer89

  • Full Member
  • ***
  • Posts: 181
Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly


connormoss

  • Member
  • Posts: 130
Reply 2 on: Nov 5, 2023
Excellent

EAN94

  • Member
  • Posts: 307
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Substance Abuse : Biological, Psychological and Sociocultural Levels Substance Abuse : Biological, Psychological and Sociocultural Levels
The sensing wire in a typical hot wire mass air flow sensor. The sensing wire in a typical hot wire mass air flow sensor.
The complete oxidation of 1 mole of glucose generates about 30–32 moles of ATP synthesized from ... The complete oxidation of 1 mole of glucose generates about 30–32 moles of ATP synthesized from ...
Mass Wasting Forms Mass Wasting Forms
An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ... An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ...
Video: Properties of macromolecules (Explained with No Audio)

For a complete list of videos, visit our video library