🧪 TheChemSolverUSNCO / General Chemistry
ThermodynamicsMCQ

A 37.5 g piece of gold at 83.0 °C is added to 100. g H2O at 22.0 °C in a well-insulated cup. What isThermodynamics Chemistry Question

Question

A 37.5 g piece of gold at 83.0 °C is added to 100. g H2O at 22.0 °C in a well-insulated cup. What is the temperature after the system comes to equilibrium? (The specific heat capacity of Au is 0.129 J•g–1•K–1)

A.

22.7 °C

✓ Correct
B.

23.0 °C

C.

25.0 °C

D.

52.5 °C

💬
Still have doubts about this question?
Practice more questions like this, completely free.

Practice USNCO / General Chemistry questions like this — free

4,000+ questions across AP Chemistry, USNCO, and IChO — all free, no signup required.