reemmarbouh reemmarbouh
  • 23-12-2021
  • Chemistry
contestada

How much energy is needed to convert 15.0 g of ice at -5.0 oC into water at 50.0 oC?

Respuesta :

Аноним Аноним
  • 23-12-2021
  • m=15g=0.015kg
  • ∆T=50-(-5)=55°C=328K
  • c=4184J/kg°K

Using thermodynamics

[tex]\\ \sf\longmapsto Q=mc∆T[/tex]

[tex]\\ \sf\longmapsto Q=0.015(328)(4184)[/tex]

[tex]\\ \sf\longmapsto Q=20585.28J[/tex]

Answer Link

Otras preguntas

How is mitochondria form?
A dart is thrown at some speed v at 45° above the horizontal, with the aim of hitting the bull's eye of a dartboard located 2.5 m away. if the dart leaves the h
A crew ship has 148 rooms with fifty on each of the two upper decks and the rest on the two lower decks.An upper deck room cost $1,000 and the lower deck room c
use rounding or compatible numbers to estimate the sum 171+ 727
If you live in Dallas, then you live in Texas, what is the contrpositive of this?
Algebra problem below! The sum of two consecutive even integers is -50 What are the numbers?
Tom got a 30 year fully amortizing frm for $400,000 at 6%, with constant monthly payments. after 3 years of payments rates fall and he can get a 27 year frm at
Answers: AB // EH FB // AB AB // HG DH // FG
What factor most greatly limits the power of the US government
How was the statue of liberty was a representative value of either the gilded age or the ashcan school artists?