![subject](/tpl/images/cats/himiya.png)
Chemistry, 06.11.2021 01:00 lizzyhearts
A compound with the molar mass of approximately 142 g/mol has the composition 50.7% C, 9.9% H, and 39.4% N. What is its molecular formula
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 15:30
Which substance absorbs 58.16 kj of energy when 3.11 mol vaporizes? a)ch4 b)h2s c)co2 d)nacl
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 21:00
Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:00
The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 03:30
Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!
Answers: 1
You know the right answer?
A compound with the molar mass of approximately 142 g/mol has the composition 50.7% C, 9.9% H, and 3...
Questions
![question](/tpl/images/cats/fizika.png)
Physics, 09.09.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/health.png)
Health, 09.09.2020 22:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.09.2020 22:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)