The graph below shows the absorption spectra of a substance to determine the optimal wavelength. Based on the graph shown below, what value is considered the optimal wavelength for Molecule 1 to measure absorbance? Absorption 0.851 0.800 0.600 0.0 251.97 300.00 0.851 0.400 280 395 400.00 500.00 Wavelongth, nm 600.00 696.03

I need help filling out this chart. Refer to attached image. Next to each feature control frame, identify the degrees of freedom (x,y,z,u,v,w) constrained by each referenced datum feature.

A bolt is used to fasten together two copper plates for a cryogenic application. Which material would be the optimal choice for the bolt to prevent the loosening of the parts when introduced to the cold? brass, copper, or mild steel.Justify with quantitative analysis.Provide Solution and short reflection of 1-2 sentences.

Questions 4 and 5