![subject](/tpl/images/cats/himiya.png)
In Experiment 13 you will be using a spectrophotometer. Below are some of the steps needed to use the instrument once it is on and warmed up. Organize the steps in the order they must be performed to correctly collect data. A - Measure the absorbance of the solution. B - Adjust absorbance to zero. C - Place colored solution in instrument. D - Set the wavelength on the instrument. E - Place the blank solution in the instrument.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:30
This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:20
Sodium nitrite (nano2) reacted with 2βiodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:20
Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.
Answers: 1
You know the right answer?
In Experiment 13 you will be using a spectrophotometer. Below are some of the steps needed to use th...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.04.2020 00:15
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.04.2020 00:15
![question](/tpl/images/cats/mat.png)
Mathematics, 01.04.2020 00:15
![question](/tpl/images/cats/en.png)
English, 01.04.2020 00:15
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 01.04.2020 00:15
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 01.04.2020 00:15
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.04.2020 00:15
![question](/tpl/images/cats/mat.png)
Mathematics, 01.04.2020 00:15