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

Author Question: Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide: CaO(s) + ... (Read 84 times)

lidoalex

  • Hero Member
  • *****
  • Posts: 538
on: Jul 8, 2021

Question 1

Automotive air bags inflate when sodium azide decomposes explosively to its constituent elements:

2 NaN3(s) → 2 Na(s) + 3 N2(g)

How many grams of sodium azide are required to produce 33.0 g of nitrogen?
◦ 1.77 g
◦ 0.785 g
◦ 76.6 g
◦ 51.1 g
◦ 114.9 g

Question 2

Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide:

CaO(s) + H2O(l) → Ca(OH)2(s)

A 4.50 g sample of CaO is reacted with 4.34 g of H2O. How many grams of water remain after the reaction is complete?
◦ 0.00
◦ 0.00892
◦ 2.90
◦ 1.04
◦ 0.161
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by lidoalex on Jul 8, 2021

Tabitha_2016

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 8, 2021
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 35% of students answer this correctly


lidoalex

  • Member
  • Posts: 538
Reply 2 on: Jul 8, 2021
YES! Correct, THANKS for helping me on my review

sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

(A) Dornier Compact Delta® lithotripsy system. Acoustic shock waves generated by the shock-wave-gene (A) Dornier Compact Delta® lithotripsy system. Acoustic shock waves generated by the shock-wave-gene
Effect of substrate concentration on the initial velocity of an enzyme-catalyzed reaction Effect of substrate concentration on the initial velocity of an enzyme-catalyzed reaction
Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ... Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ...
Examples of the most common X-ray positions and the images they produce. Examples of the most common X-ray positions and the images they produce.
A chemical reaction is run in which 447 Joules of work is done by the system and A chemical reaction is run in which 447 Joules of work is done by the system and
The water cycle The water cycle
Video: Covalent bonds - role in the body

For a complete list of videos, visit our video library