![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 03:10
Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 10:40
Question 17 hydrogen is manufactured on an industrial scale by this sequence of reactions: +ch4gh2og ⇌ +cog3h2g k1 +cogh2og ⇌ +co2gh2g k2 the net reaction is: +ch4g2h2og ⇌ +co2g4h2g k write an equation that gives the overall equilibrium constant k in terms of the equilibrium constants k1 and k2. if you need to include any physical constants, be sure you use their standard symbols, which you'll find in the aleks calculator.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 12:10
What is the correct name for hg(no3)2? mercury (i) nitrate mercury (ii) nitrate mercury nitroxide mercury dinitride
Answers: 1
You know the right answer?
What are the twa parts of central nervous system ?...
Questions
![question](/tpl/images/cats/en.png)
English, 06.05.2020 20:37
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/himiya.png)
Chemistry, 06.05.2020 20:37
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 06.05.2020 20:37
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/istoriya.png)
History, 06.05.2020 20:37
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.05.2020 20:37
![question](/tpl/images/cats/istoriya.png)
History, 06.05.2020 20:37
![question](/tpl/images/cats/en.png)
English, 06.05.2020 20:37