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If applying 622 J of energy to a sample of gold heated it up from 443 o C to 753 o C, what must the mass of this sample be?
. A 6.75 g sample of gold (specific heat capacity = 0.130 J/g。C) is heated using 50.6 J of energy. If the original temperature of the gold is 25.0°C, what is its final temperature? A. 24.4°C C. 82.7°C D. 43.4°C
A sample of solid tungsten is heated with an electrical coil. If 23.8 J of energy are added to 11.4 g sample and the final temperature is 39.1°C, what is the initial temperature of the tungsten?
A 25.Og block of gold (Cs = 0.129 J/g.°C) is heated to 155 °C and then placed on top of a 100.0g block of silver (Cs = 0.240 J/g.°C) at 25°C. Assuming that heat is only transferred between the metals (no heat lost to the surroundings) what is the final temperature of the metal blocks after they reach equilibrium?
A 66.52-g sample of water is heated from 71.33 °C to 80.96 °C. Calculate the energy absorbed by the water in joules. The specific heat of water is 4.20 J/g" in this temperature range. Do not type the units with your answer and use standard notation (not scientific). Type your answer.
If 50 J of heat are absorbed from gold necklace with mass of 0.018 kg, what is its temperature change? ( Gold Csp= 0.128 J/g°C) 28.4 °C 21.7 °C 26.7°C 19.9°C
A 43 g aluminum block initially at 27.5 ∘C absorbs 753 J of heat. What is the final temperature of the aluminum? Express your answers using one decimal place and include the appropriate units.
/ what mass of water can be heated from 25.0° C to 50.0° C by the addition of 2825 J? 2,825= mㅈ25.oxso. 2826 250.260 1,250 1,250 2, &25 At 25.0 2.2b0 8. What is the change in temperature when 625 grams of water loses 104 J of
What is the change in internal energy (ΔU) when a system is heated with 142 J of energy while 118 J of work is done?
What is the change in internal energy (E) when system is heated with 35 J of energy while it does 15J work