Question and answer
Question not found
Ask a question
Not a good answer? Get an answer now. (Free)
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
An industrial process makes calcium oxide by decomposing calcium carbonate. Which of the following is NOT needed to calculate the mass of calcium oxide that can be produced from 4.7 kg of calcium carbonate? A. the balanced chemical equation B. molar masses of the reactants C. molar masses of the product D. the volume of the unknown mass
Question
Not Answered
Updated 9/28/2012 11:01:39 AM
1 Answer/Comment
Answer is D.the volume of the unknown mass
Here is explain of your problem. First you have to write the equation: \[Ca CO3\rightarrow CaO+CO2 \] Then compute the mols of Ca CO3 Then compute the mols of CaO AND AT LAST THE MASS OF CaO
Added 9/28/2012 11:01:39 AM
Because water molecules are polar and carbon dioxide molecules are nonpolar, A. water has a lower boiling point than carbon dioxide does. B. attractions between water molecules are weaker than attractions between carbon dioxide molecules. C. carbon dioxide cannot exist as a solid. D. water has a higher boiling point than carbon dioxide does.
Weegy: Carbon dioxide is a gas at room temperature, and water is a liquid at room temperature. [ Since 'boiling point' is the point at which a liquid becomes a gas, that would mean that the 'boiling point' of CO2 would have to be MUCH lower than water (or lower than room temperature for that matter). Read more: ] (More)
Question
Expert Answered
Asked 9/28/2012 10:08:55 AM
0 Answers/Comments
19,166,286 questions answered
Popular Conversations
Simplify 5(R + 2) - 6
Weegy: 5(R + 2) - 6 5R + 10 - 6 5R + 4 User: Simplify 3 - (2 - 8) Weegy: (3)/(7)-(4)/(m) = (3m/7m) - (28/7m) = (3m ...
1/26/2015 7:21:10 AM| 3 Answers
Collisions between moose and motor vehicles in parts of North America ...
Weegy: b. infraction is the best word to complete the sentence
1/25/2015 2:56:38 PM| 2 Answers
Choose the function of the italicized infinitive phrase. To help you ...
Weegy: Can you give me a place to put my things? Infinitive phrase: To put my things; Use: Adjective. User: ...
1/26/2015 10:51:49 AM| 2 Answers
Which is the subordinate clause in the sentence? Some additional ...
Weegy: The subordinate clause in the sentence - Some additional clues were found when a small pit, with linen bags and ...
1/25/2015 12:11:26 AM| 1 Answers
Which of the following was true of Nixon's presidency? A. It ...
Weegy: D. It oversaw the establishment of the Environmental Protection Agency. Is true of Nixon's presidency. User: ...
1/25/2015 12:16:49 AM| 1 Answers
Weegy Stuff
S
L
Points 1691 [Total 1712]| Ratings 0| Comments 1691| Invitations 0|Offline
S
L
P
L
P
Points 1276 [Total 6553]| Ratings 0| Comments 1276| Invitations 0|Offline
S
1
L
1
L
P
P
L
P
P
Points 586 [Total 15597]| Ratings 0| Comments 586| Invitations 0|Offline
S
L
Points 438 [Total 1119]| Ratings 2| Comments 418| Invitations 0|Offline
S
1
L
L
Points 191 [Total 6891]| Ratings 0| Comments 191| Invitations 0|Offline
S
P
C
L
P
L
1
Points 90 [Total 6678]| Ratings 1| Comments 80| Invitations 0|Offline
S
Points 87 [Total 102]| Ratings 0| Comments 87| Invitations 0|Offline
S
L
Points 77 [Total 1638]| Ratings 0| Comments 77| Invitations 0|Offline
S
Points 63 [Total 445]| Ratings 0| Comments 63| Invitations 0|Offline
S
Points 50 [Total 52]| Ratings 0| Comments 0| Invitations 5|Offline
Home | Contact | Blog | About | Terms | Privacy | Social | ©2014 Purple Inc.