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, 21.06.2019 18:00, sleimanabir
Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /
Answers: 1
Chemistry, 22.06.2019 12:00, BakerElsie02
Which of the following units is not an official si unit? mole liter kilogram ampere
Answers: 1
Chemistry, 22.06.2019 21:00, estherdinhllama
Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.
Answers: 1
An unknown amount of gold was being polished in a hot bath that had an
initial temperature of 471...
Chemistry, 05.02.2021 08:10
Mathematics, 05.02.2021 08:10
Mathematics, 05.02.2021 08:10
Health, 05.02.2021 08:10