Multiple Choices (5 points) 1. The percent transmittance of a solution can be me
ID: 1007420 • Letter: M
Question
Multiple Choices (5 points) 1. The percent transmittance of a solution can be measured using what instrument? a. Chromatography b, Calorimeter C Spectrophotometer d. Micropipette 2. Relative average deviation RAD measures what? a) Precision b, Percent error C. Accuracy 3. The d. None of the above blanks with the following image is an illustration of a titration of a triprotic acid. Fill in the letter that corresponds to the scenarios listed below. wolume Naot Added pKa3 can be extrapolated from this point 4. of the four pieces of laboratory equipment below, which provides the most accurate means fo measuring a volume of 10.00 mL? a. A 50 mL beaker b. A 10 ml graduated cylinder c. A 25 mL Erlenmeyer flask (d A 10 mL volumetric pipette Calculations: show all work! 2A, B C write the rate of the reaction above expressed as a function of each reactant and product.Explanation / Answer
1.c-spectrophotometer
2. a-Precision
3. f-pka3 can be extrapolated from this point
b- H2X-=H3X
4.d- A 10 ml volumetric pipette
5. rate of reaction=k1[A]2[B]4[C]=k2[D]3
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