duckling6297 duckling6297
  • 01-02-2022
  • Chemistry
contestada

how much heat is required to raise the temperature of a 5.45-g sample of iron (specific heat = 0.450 j/g°c) from 25.0°c to 79.8°c?

Respuesta :

Аноним Аноним
  • 01-02-2022

Answer:

134.397 Joules

Explanation:

Using the formula:

E = C × m × Δθ (where E is Energy, C is specific heat capacity and Δθ is change in temperature)

So E = 0.45×5.45×(79.8-25)

So E = 134.397 Joules

Answer Link

Otras preguntas

a friend says that earths continents are too large and massive to move. Explain to your friend why continents move. Get to me as soon as you can!!!
Need help with the question
what is (3x+6y-4)+2(x-6) simplified
What is the estimate of 19.7-6.9
.........................
What are smaller patterns within constellations?
Number fifteen, ANSWERS TO BLANKS AND AN EXPLANATION. FIRST ANSWER THAT IS CORRECT WILL BE MARKED BRAINLIEST!
a ball is thrown upwards at a velocity of 20.2m/s at what time will the ball reach its highest point
give three examples of how fred affected those who heard the narrators speeches in the fred factor
Joanne bought a $100 dollar tennis racket and hourly lessons she will be charged $40 per hour of lessons. Part A: Write an equation that models her expenses. P