A student measured the density of gold to be 18.5 g/c^3. The accepted value of the density of gold is 19.3 g/cm^3. What is the percent error of the student's measurement? A. 4.15%
B. 2.11%
C. 5.92%
D. 0.60%

Ireally need this answer sombody fast fast

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.

Which atomic model was proposed as a result of j. j. thomson’s work?