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

An electric motor pumps water into a pool at a rate of 500 liters per hour. After a tune up, its rate increases by x liters per hour. If the motor now takes 3 h

Roman is the chief executive officer of Salty Snax Corporation. Roman’s responsibilities include decisions on product development, marketing, and other signific

The screen on the iPhone 11 had a base of 51.7mm and a height of 90.39 find the area

Which Part of the Angle is the Vertex?

Which action is not an accomplishment of the Apollo missions? to study the surface of the moon to orbit the Earth for two weeks to send rovers to the Moon to la

What music society protects songwriters from illegal practices of their song?

what makes it easy for the uk to trade with countries in the americas

i need help with this

Which statement most accurately describes President AbrahamLincoln's plan for Reconstruction after the Civil War?Select one:OWar damages should be collected thr

Which river forms part of the border between Mexico and the United States? A. the Columbia B. the Colorado C. the Rio Grande D. the Mississippi Please select