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

Author Question: An 6.11 g sample of calcium carbonate CaCO3 (s) absorbs 84 J of heat, upon which the temperature of ... (Read 54 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Aug 27, 2018
An 6.11 g sample of calcium carbonate CaCO3 (s) absorbs 84 J of heat, upon which the temperature of the sample increases from 19.2 C to 35.9 C. What is the specific heat of calcium carbonate?
 
  A) 0.82 J/g-K
  B) -0.82 J/g-K
  C) 31 J/g-K
  D) 230 J/g-K
  E) 8600 J/g-K

Question 2

How many significant figures are in the measurement 5000 g?
 
  A) 4
  B) 2
  C) 3
  D) 1
  E) 5


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jomama

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

D


jwb375

  • Member
  • Posts: 540
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

amandanbreshears

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Temperature cycles for 24 hours Temperature cycles for 24 hours
Sample purchase order form. Sample purchase order form.
Sample Advance Directive Cont. Sample Advance Directive Cont.
Calcium channels and muscle contraction: (a) Calcium channels open as the action potential travels ... Calcium channels and muscle contraction: (a) Calcium channels open as the action potential travels ...
Excess heat capacity chart Excess heat capacity chart
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Video: Virtual Enzyme Kinetics & Lineweaver Burk Plot

For a complete list of videos, visit our video library