![subject](/tpl/images/cats/himiya.png)
Chemistry, 29.06.2021 09:50 jasminemmathlover
REPORT SHEET
LAB
Aspirin and Other Analgesics
6
A. Preparation of Aspirin
1. Mass of flask
9.989
2. Mass of flask and salicylic acid
101.46 g (9808 42.48
3. Mass of watch glass
22. Hg
4. Mass of watch glass and
aspirin product
27.66 g
Calculations
5. Mass of salicylic acid
2489
6. Maximum theoretical yield of aspirin
(Show calculations.)
7. Mass of aspirin
8. Percent yield of aspirin
(Show calculations.)
9. Melting point (°C) of aspirin product
![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
Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
REPORT SHEET
LAB
Aspirin and Other Analgesics
6
A. Preparation of Aspirin
1...
Aspirin and Other Analgesics
6
A. Preparation of Aspirin
1...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 28.05.2020 10:03
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.05.2020 10:03
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.05.2020 10:03
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.05.2020 10:03
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 28.05.2020 10:03
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.05.2020 10:03
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)