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

Author Question: How many kilocalories of heat would be needed to melt 0.12 kg of ice at 0C and increase the ... (Read 78 times)

NClaborn

  • Hero Member
  • *****
  • Posts: 560
on: Jul 28, 2018
How many kilocalories of heat would be needed to melt 0.12 kg of ice at 0C and increase the temperature to 25C?

Question 2

Two nuclei may have equal Z, but different A, because they contain
 a. equal numbers of protons and neutrons.
  b. equal numbers of protons but different numbers of neutrons.
  c. different numbers of protons but equal numbers of neutrons.
  d. different numbers of protons and neutrons.
  e. electrons as well as neutrons.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kaytorgator

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 28, 2018
Answer to Question 1

13 kcal

Answer to Question 2

b


NClaborn

  • Member
  • Posts: 560
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

In the heat of the Battle of Lake Erie, Perry had to abandon his flagship, the Lawrence, which had b In the heat of the Battle of Lake Erie, Perry had to abandon his flagship, the Lawrence, which had b
Heat Index Heat Index
Concentric double-pipe heat exchanger for co-current flow Concentric double-pipe heat exchanger for co-current flow
A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ... A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ...
Effect of an Increase in Technological Progress Effect of an Increase in Technological Progress
Heat and Cold Stress Compared Heat and Cold Stress Compared
Video: Structures that affect circulation - heart and systolic/diastolic BP

For a complete list of videos, visit our video library