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

What does "beauty is in the eye of the beholder" mean

A bat and ball cost $1.10 If the bat costs $1 more than the ball then what does the ball cost?

Why did the united states industrial revolution fist appear in new england?

Need help!! Don't understand

All of the frozen water on Earth is found in the cryosphere hydrosphere biosphere atmosphere

How were dependent states different from allied states and what is an example of each?

A placenta and viviparity are most likely adaptations for increasing ______.

Will’s mom offered him the incentive of two movie tickets if he finished cleaning his room by noon. The word underlined in the sentence above is best defined as

In "Interview with President Lincoln," Charles Farrar Browne uses a different spelling for some common words to indicate the narrator's accent and local dialect

In cells, hydrogen peroxide is converted to water and oxygen through the activity of A) enzymes. B) fats. Eliminate C) lipases. D) pigments