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MATS1101 - Engineering Materials and Chemistry - T3 2025
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The recrystallisation temperature lies within which temperature range?
Cold rolled brass is cut into different samples and they are heated for one hour at various temperatures, and their strengths tested, as given in the table below. The recovery temperature lies within which temperature range?
The recrystallisation temperature lies within which temperature range?
Cold rolled brass is cut into different samples and they are heated for one hour at various temperatures, and their strengths tested, as given in the table below. The recovery temperature lies within which temperature range?
This graph shows measurements of the absorbance of light for solutions containing different concentrations of Fe3+. Select the one statement below which best describes the graph.
The graph below is a calibration curve for determining the concentration of Cu2+ from light absorbance at a wavelength of 610 nm. This calibration curve was created in the same way as the one involving Fe2+ you will generate in this experiment.
If solution of copper has an absorbance of 1.058 at 610 nm, what was the concentration Cu2+ in the solution?