NelleIz7zymalut NelleIz7zymalut
  • 03-03-2017
  • Chemistry
contestada

When 20 calories of heat is added to 2.0 grams of water at 15 c, the temperature of the water increases to?

Respuesta :

jprazanth
jprazanth jprazanth
  • 03-03-2017
20 calories equals to 8.368 joules.
4.184 J is needed to raise 1 gram of water.(Heat capacity of water)
for 2 grams of water 8.368 joules.

So the answer is 16 c.
Answer Link

Otras preguntas

What is HIV and the causes
NaOH  + H2SO4 =NaOH + HNO3  =Cu(OH)2 + HCl =                H2SO4 =                        HNO3 =
Work out the number that is halfway between 27 times 38 and 33 times 38.Show your working out aswell.
In a sale, normal prices are reduced by 12% The sale price of a digital camera is £132.88 Work out the normal price of the digital camera (3marks)
what did henry hudson claim land for
Factor completely, the expression: 2x^3-2x^2-12x
The sum of a number and 18 times its reciprocal is 11. Find the number(s). Let x represent the unknown number. The Reciprocal of x is____?
How do you do this algebra question
what is the cubic root of - 250
Yolanda owns 4 rabbits. She expects the number of rabbits to double every year.a) after how many years will she have 64 rabbits?b) write and equation to model t