mmerrandahighf mmerrandahighf

15-12-2014
Physics

Answered

How much energy is needed to hear and melt 3.0 kg of copper initially at 83C

Answer :

youtubers2love youtubers2love

15-12-2014

C=celsius
the melting point of copper is 1084 Celsius & it has a specific heat of 387j/kg*C ,so :

Q=mcΔT

=(3.0kg)(387J/kg C)1084 C-84C)

=1.1*10∧6J

hope it helps

Answer Link

Other Questions

Select the polynomial that is a perfect square trinomial.A. [tex]49 x^2-8 x+16[/tex]B. [tex]4 a^2-10 a+25[/tex]C. [tex]25 b^2-5 b+10[/tex]D. [tex]16 x^2-8 x+1[/

What is the sum of the geometric series [tex]\sum_{x=0}^{15} 2\left(\frac{1}{4}\right)^x[/tex] rounded to the nearest whole number?

Select the correct text in the passage.In this excerpt from the Emancipation Proclamation, which phrase or sentence supports the claim that President Lincoln di

Despite the Stalinist terror, Soviet womenO entered jobs and careers previously closed to them.O gained equality with men.O found themselves in more repressed r

Question 8Rhian is an investment consultant and advises his clients on how to invest their savings. Keep in mind that returns on stock market investments are no

Simplify the following expression:[tex]\[ \frac{x^3 + 6x^2 + 5x + 2}{x - 1} \][/tex]

Which of the following is NOT a colorist painting, instead relying on form and line?a. Delacroix, Women of Algiers in Their Apartment.b. Turner, The Slave Ship.

Earth's Climate HistoryWarm-Up ActiveIdentifying Climate ChangeWhich factors would have influenced Earth's climate during the time of Pangea? Check all that app

Why do dye molecules migrate toward the anode (positive electrode)?

Gamma rays have longer wavelength than visible light. A. TrueB. False