![subject](/tpl/images/cats/himiya.png)
Chemistry, 24.07.2021 17:30 muhammadcorley123456
Hợp chất A tạo bởi 2 nguyên tố H và C ,biết trong A có % của H=25% và dA/O2=0,5
a)lập CTHH của A
b) Đốt cháy 11,2 lít khí A ở đktc trong 11,2 lít khí oxi ở đktc
tính khối lượng nước tạo thành
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 22:50
Blank allows you to do calculations for situations in which only the amount of gas is constant a)boyle's law b)combined gas law c)ideal gas law d)dalton's law
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:00
Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community
Answers: 2
You know the right answer?
Hợp chất A tạo bởi 2 nguyên tố H và C ,biết trong A có % của H=25% và dA/O2=0,5
a)lập CTHH của A
Questions
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/fizika.png)
Physics, 05.04.2021 04:40
![question](/tpl/images/cats/en.png)
English, 05.04.2021 04:40
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 05.04.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40
![question](/tpl/images/cats/mir.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 05.04.2021 04:40
![question](/tpl/images/cats/en.png)
English, 05.04.2021 04:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.04.2021 04:40