(1) How will you determine which dyes are present in the beverage that you have chosen to analyze? (2) How will you determine the concentration of each dye present in the beverage?

(3) By what factor will you change the concentration as you monitor the absorbance/transmittance of the solution?

(4) Write a preliminary plan for your experimental procedure. Include what each member of your team will do as part of this plan.

What is the pressure of 0.500 moles of carbon dioxide gas in a 2.5 l tank and at a temperature of 301 k? (r=0.0821 l·atm/mol·k) 3.08 atm 1.2 atm 0.23 atm 4.01 atm 4.94 atm

Which of the following subject areas contains questions that can be answered by science? alchemy ethics forensics politics

How can a scientist assess whether a pure niobium (nb) sample is responsible for contaminating the lab with radioactivity? test the niobium sample to see whether it now contains other elements.test the niobium sample for the presence of niobium oxide compounds.heat the niobium, and see if the level of radioactivity in the lab increases.place the niobium under pressure, and see if the level of radioactivity in the lab increases.