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

Author Question: How many millimoles of Ca(NO3)2 contain 4.78 1022 formula units of Ca(NO3)2? The molar mass of ... (Read 81 times)

shenderson6

  • Hero Member
  • *****
  • Posts: 573
on: Nov 18, 2019

Question 1

Calculate the molar mass of H2CO3.
◦ 61.02 g mol-1
◦ 74.04 g mol-1
◦ 29.02 g mol-1
◦ 60.01 g mol-1
◦ 62.03 g mol-1

Question 2

How many millimoles of Ca(NO3)2 contain 4.78 × 1022 formula units of Ca(NO3)2? The molar mass of Ca(NO3)2 is 164.10 g mol-1.
◦ 79.4 mmol Ca(NO3)2
◦ 12.6 mmol Ca(NO3)2
◦ 20.7 mmol Ca(NO3)2
◦ 13.0 mmol Ca(NO3)2
◦ 57.0 mmol Ca(NO3)2
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by shenderson6 on Nov 18, 2019

kingdude89

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Nov 18, 2019
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 55% of students answer this correctly


shenderson6

  • Member
  • Posts: 573
Reply 2 on: Nov 18, 2019
Great answer, keep it coming :)

Kedrick2014

  • Member
  • Posts: 359
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Galaxies Forming by Combining Smaller Units Galaxies Forming by Combining Smaller Units
The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha
Calculation of body mass index. To determine your BMI, find the value for your height on the left ... Calculation of body mass index. To determine your BMI, find the value for your height on the left ...
Pressure and altitude with formula Pressure and altitude with formula
If y = 0.02 sin (30x - 400t) (SI units), the velocity of the wave is If y = 0.02 sin (30x - 400t) (SI units), the velocity of the wave is
What is the density of 96 mL of a liquid that has a mass of 90.5 g? What is the density of 96 mL of a liquid that has a mass of 90.5 g?
Video: Skin Cancer

For a complete list of videos, visit our video library