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 74 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
:D TYSM

jojobee318

  • Member
  • Posts: 298
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

The age-related increase in spirituality is different for two cohorts born seven years apart. The ... The age-related increase in spirituality is different for two cohorts born seven years apart. The ...
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 ...
Atmospheric pressure decreases with increase in altitude. Atmospheric pressure decreases with increase in altitude.
Heat Stress and Wind Chill: Indices of Human Discomfort Heat Stress and Wind Chill: Indices of Human Discomfort
How an Increase in Income Inequality Affects the Desired Tax Rate How an Increase in Income Inequality Affects the Desired Tax Rate
how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C? how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C?
Video: Rods and Cones Animation

For a complete list of videos, visit our video library