chem

Joe Student created a calibration curve. When determining the unknown concentration of the same chemical, he found the absorbance to be 0.02. What is the unknown concentration?

  1. 0
asked by samia
  1. I may have missed something but I don't think there is enough information to solve this problem. Have you provided all the information you were given?

    posted by DrBob222

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science

    Propose a series of concentration to be used for calibration curve. If an unknown solution produced a result outside the range of the calibration curve, how could this be solved?
  2. Chem

    Calibration data for a bromide ion-selective electrode (ISE) was collected and recorded below. The potential of the ISE was measured against a saturated calomel electrode (SCE). All solutions were buffered at a pH of 7.56. A
  3. chemistry

    why do you need to construct a calibration curve when doing spectrophotometric determinations? Is it not possible to obtain the concentration of the unknown solution by simply getting the extinction coefficient of the species
  4. Chemistry

    Do I solve this by multiplying 1.8645 by 1.14??The equation of your calibration curve from a spectrophotometry experiment was y = 1.8645x. Assuming your calibration curve is set up exactly like it was in lab (concentration in mM
  5. Chem

    Using the Absorbance (0.455) of your Unknown SCN- solution and the slope (3163.9) from your Calibration Curve, calculate the concentration of SCN- in the solution created from 5.0 mL 0.200 M Fe(NO3)3, 40.0 mL H2O and 5.0 mL SCN-.
  6. Chemistry

    I'm trying to do a lab, and I need to find the concentration of FeSCN+2 in five solutions based the calibration curve and the absorption. I have a calibration curve, the number of mLs and initial moles of Fe+3 and SCN-, the
  7. Chemistry

    How do you create a calibration curve? How do you use a calibration curve to convert absorbance to concentration in mg/mL?
  8. chemistry

    Melting point experiment: how do i know the calibration curve? we did an experiment where: week one we did a graph with the melting points of different compounds. week 2 we used the graph to correct the melting point of unknown #
  9. Chem

    If the calibration curve for a Beer's Law plot of a protein assay had a slope of 0.433 when absorb acne, A, was plotted as a function of protein concentration, c, in mg/mL. The absorbance of an unknown protein sample was 0.345.
  10. Biochem

    If the calibration curve for a Beer's Law plot of a protein assay had a slope of 0.433 when absorb acne, A, was plotted as a function of protein concentration, c, in mg/mL. The absorbance of an unknown protein sample was 0.345.

More Similar Questions