An unknown amount of gold was being polished in a hot bath that had an
initial temperature of 471 °C. This caused the gold to absorb 7640 J of
heat. After some time the water temperature was found to be 24 °C. Find
the unknown mass of the gold. Specific heat
Copper. 0.385 J/g x C
Aluminum. 0.902 J/g x C
Iron. 0.450 J/g x C
Gold. 0.129 J/g x C
A.132.5 g
B.2467.7 g
C.125.7 g
D.1725.8 g
Answers: 3
Chemistry, 22.06.2019 06:30, cadenhuggins2
Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?
Answers: 1
Chemistry, 22.06.2019 12:00, hannah2757
Why are people not able to skip a dive to the deepest part of the ocean
Answers: 1
Chemistry, 22.06.2019 19:40, powberier6979
What is the wavelength of a 3*10^12 hz infrared wave a 3*10^20m b 1* 10^4m c 3*10^-3m d 1*10^-4 m
Answers: 1
An unknown amount of gold was being polished in a hot bath that had an
initial temperature of 471...
Mathematics, 29.04.2021 19:30
Geography, 29.04.2021 19:30
Mathematics, 29.04.2021 19:30
Mathematics, 29.04.2021 19:30