9. draw an approximate enthalpy diagram for each of the
following changes
(a) The combustion...
![subject](/tpl/images/cats/himiya.png)
Chemistry, 24.05.2021 05:00 chloelandry
9. draw an approximate enthalpy diagram for each of the
following changes
(a) The combustion of methane in oxygen
(b) The freezing of liquid water
(c) The formation of 1 mol sodium chloride from its elements (heat is released)
![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 09:00
Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:00
Nonpoint source pollution is difficult to control because it
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:00
How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2021 07:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/fizika.png)
Physics, 18.10.2021 07:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 18.10.2021 07:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2021 07:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.10.2021 07:30