greciavara00 greciavara00

12-02-2021
Physics

contestada

The specific heat of water is 4.18 J/gºC. How many Joules of
heat are released to lower the temperature of 150 g water
from 100 °C to 5°C?

Respuesta :

ksjwjewjwnwb ksjwjewjwnwb

12-02-2021

Q = 59565 [J]
Explanation:
In order to calculate the amount of thermal energy needed we must use the following equation.

where:
m = mass = 150 [g]
Cp = 4.18 [J/g*°C]
Tfinal = 5 [°C]
Tinitial = 100 [°C]
Now replacing:

Answer Link

Otras preguntas

Find the slope: 4x - 5y = 20 A: 5/4 B: 4/5 C: -4/5 D: -5/4

Which of the following is equivalent to (5 /k) + ((k + 3) /(k + 5)) ? A. (k +8) /(2k + 5) B. (k + 8) /k(k + 5) C. 5(k + 3) /k(k + 5) E. (k^2+ 8k + 25) /k(k + 5)

The expression −8x^3(7x^6 − 3x^5) is equivalent to: A. −56x^9 + 24x^8 B. −56x^9 − 24x^8 C. −56x^18 + 24x^15 D. −56x^18 − 24x^15 E. −32x^4

Sales for a business were 3 million dollars more the second year than the first, and sales for the third year were double the sales for the second year. If sale

What is the greatest common factor of 42, 126, and 210 ? F. 2 G. 6 H. 14 J. 21 K. 42

If 3^x = 54, then which of the following must be true? A. 1 < x < 2 B. 2 < x < 3 C. 3 < x < 4 D. 4 < x < 5 E. 5 < x

Will Mount Vesuvius erupt again, like it did in 79 AD?

A particular circle in the standard (x,y) coordinate plane has an equation of (x − 5)^2 + y^2 = 38. What are the radius of the circle, in coordinate units, and

If x = 3 and y = -1, then 3x2 + 2xy - 5 = ? A: 18 B: 24 C: 12 D: 16

Why refer to the Articles of Confederation if they have been abolished?