zurzur92 zurzur92

04-03-2021
Chemistry

contestada

how much heat is needed to warm 250g of water from 22°C to 98°C ?

Respuesta :

vincentlephoko vincentlephoko

11-03-2021

Answer:

79'420J

Explanation:

We know mass 250g and

∆T=98°C -22°C

=76°C

The specific heat capacity for water is 4,18Zj/g°C

THEREFORE

∆H=250g•14,8j/g°C •76°C

=79'420J

Answer Link

Otras preguntas

The British prime minister who drove the French out of America was

What is the best definition for a compare and contrast essay?

Which transformation was applied on figure Q?

¿Cómo se escribe el verbo vivir en la forma de yo?

Which statement best distinguishes an observation from an inference?

A sample of an unknown liquid has a volume of 12.0 mL and a mass of 6 g. What is its density? Show your work or explain how you determined this value

If Angie decides to start an exercise program by walking one mile 3 days a week, she has _____. set a reasonable goal added resistance training to her program

Stephen Douglas did all of the following in his debates with Abraham Lincoln EXCEPT which one? A. He promoted his popular sovereignty idea . B. He attacked L

You have 120 pieces of fabric to make a blanket. Each piece of fabric is the square with a side length of 6 inches. You use as many pieces of fabric is possible

What is the missing term in the factorization? 18x2−32=2(3x+?)(3x−4)