# Physcial Science

posted by .

Hey There, I have 4 questions that I am totally stumped on... Can anyone help?

A 200-gram chunk of stuff rises in temperature by 3oC when you input 1200 calories of heat. What is its specific heat capacity?
A)50 cal/goC.
B) 2 cal/goC.
C) 5 cal/goC.
D) 0.02 cal/goC.

You have two cups, one containing 100 g of ice at 0oC, the other containing 100 g of water at 80oC. You pour the hot water into the cup containing the ice. What do you wind up with?

A)100 g of 0oC water and 100 g of 80oC water.
B)50 g of 0oC ice and 50g of 0oC water.
C)200 g of 0oC water.
D)100 g of 0oC water.

A 20-g piece of iron is heated to 100oC. It is then dropped on a very large chunk of ice. How much ice melts? The specific heat capacity of iron is 0.108 cal/goC.

A) 1.35 g
B) 2.7 g
C) 5.4 g
D) 20 g

A 50 gram ice cube is cooled to -10oC in the freezer. How many calories of heat are required to heat it until it becomes liquid water at 20oC? (The specific heat of ice is 0.5 cal/goC.)
A)1250 cal.
B) 4000 cal.
C) 5000 cal.
D) 5250 cal.

## Similar Questions

1. ### science

why is a burn from steam potentially more serios than a burn from very hot water?
2. ### IPC

The latent heat of vaporization of ethanol is 200 calories/gram. This means that _____. a) about 200 calories of heat must be added to 1 gram of ethanol to change its temperature b) about 200 calories of heat must be added to 1 gram …
3. ### Math

Coould someone please let me know if I did this equation correctly. This question relates the topic of "Are you Sure It's Fat Free". To analyze the protein content I used 4 calories per gram of protein, rather than the 9 calories for …
4. ### Physcial Science

Hey There, I have 4 questions that I am totally stumped on... Can anyone help?
5. ### Physcial Science

Hey There, I have 4 questions that I am totally stumped on... Can anyone help?
6. ### science

The specific heat of silver is 0.057 calories/gram°C. If 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°C, how many calories of heat energy were absorbed by the sample?
7. ### IPC-Science

The specific heat of gold is 0.031 calories/gram°C. If 10.0 grams of gold were heated and the temperature of the sample changed by 20.0°C, how many calories of heat energy were absorbed by the sample?
8. ### Science

90 calories of heat is added to 1 gram of fresh water with an initial temperature of 10 degrees Celcius. What is the final temperature of this liquid?
9. ### Physical Science

The specific heat of aluminum is 0.90 J/ g*C degrees and of iron is 0.45 J/g*C. How much energy was absorbed by each 1-gram sample?
10. ### Physcial Science

A friend infers from the graph that the temperature of a 10.0-g sample of iron would rise 110 degrees Celsius. What should she ask before using the graph this way. (btw the graph depicts that 1 gram of aluminum's temperature rises …

More Similar Questions