# Specific heat

posted by .

When 1500 joules of energy is lost from 0.12kg object the temperature decreases from 45 to 40 What is the specific heat of this object ? Of what material is the object made?

## Similar Questions

1. ### chemistry

Can specific heat be negative? I know energy can be (as in joules or calories) because when something cools down the temperature difference is a negative, and because the energy is an important part of the formula for specific heat,
2. ### chemistry

* A 50 gram sample of an unknown metal warms from 18 to 58 after absorbing 800 joules of energy. what is the specific heat of the metal?
3. ### physics

If the specific heat of water = 4190 J/kg /°C and a total of 120g of hot water at 95°C is poured into the calorimeter, resulting in a final equilibrium temperature of 73°C, how many joules of heat are lost by the water?
4. ### physics

Ideally, when a thermometer is used to measure the temperature of an object, the temperature of the object itself should not change. However, if a significant amount of heat flows from the object to the thermometer, the temperature …
5. ### physics

What amount of heat is required to raise the temperature of 20 grams of water from 10°C to 30°C?
6. ### PHYSICS

Ideally, when a thermometer is used to measure the temperature of an object, the temperature of the object itself should not change. However, if a significant amount of heat flows from the object to the thermometer, the temperature …
7. ### Chemisty

object a has a specific heat of 0.568 j/[(g)(°C)] and object B has a specific heat of 1.34 J/[(g)(°C)]. which o ject A or B will heat up faster and why Is is A because it is closer to 0?
8. ### physic

A 0.5 kg object at 16°C is put into a beaker containing 2 kg of water at 25°C. By assuming that no heat is lost to the surrounding, calculate the final temperature of the water. (Specific heat capacity of object = 840J/kg °C, specific …
9. ### Chemistry

Somebody please help me. A friend of mine is trying to figure this out and I don't know how to help her because I haven't learned this. A student heats a 15.0 gram metallic sphere of unknown composition to a temperature of 98°C. The …
10. ### Chemistry

A student measures the initial temperature of an object as 28.33oC and the final temperature as 62.35 oC. What is the change in temperature in units of Kelvin?

More Similar Questions