![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:20
What will most likely happen when two bromine atoms bond together?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
![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, 22.06.2019 20:10
What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.
Answers: 2
You know the right answer?
If two moles of co2 are produced how many moles of o2 wil react...
Questions
![question](/tpl/images/cats/en.png)
English, 20.02.2021 14:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 20.02.2021 14:10
![question](/tpl/images/cats/es.png)
Spanish, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 20.02.2021 14:10
![question](/tpl/images/cats/istoriya.png)
History, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 20.02.2021 14:10
![question](/tpl/images/cats/biologiya.png)
Biology, 20.02.2021 14:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/es.png)
Spanish, 20.02.2021 14:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.02.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 20.02.2021 14:10
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 20.02.2021 14:10