![subject](/tpl/images/cats/himiya.png)
Chemistry, 14.10.2020 22:01 wananikwecurley99
Classify each of the hydrogen atom transitions above.
Put letters in alphabetical order (no spaces or commas). If none are correct enter NONE.
1. Absorption
2. Emission
3. Ionization
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 22:30
Using the periodic table, complete the table to describe each atom. type in your answers.a ? b? c? d? e? f?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:30
Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:00
George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.
Answers: 1
You know the right answer?
Classify each of the hydrogen atom transitions above.
Put letters in alphabetical order (no spaces...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00
![question](/tpl/images/cats/en.png)
English, 19.11.2020 18:00
![question](/tpl/images/cats/istoriya.png)
History, 19.11.2020 18:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00
![question](/tpl/images/cats/en.png)
English, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.11.2020 18:00