![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:00
State one important difference between a physical change and a chemical change?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:00
Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 02:30
Which of the four hypothetical substances you investigated would be most harmful to living organisms? 50 points!
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 11:50
Achemist needs to prepare a buffer solution of ph 8.80. what molarity of nh3 (pkb = 4.75) is required to produce the buffer solution if the (nh4)2so4 in the solution is 1.8 m?
Answers: 1
You know the right answer?
Is potassium a compound?...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/biologiya.png)
Biology, 19.10.2020 08:01
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.10.2020 08:01
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2020 08:01
![question](/tpl/images/cats/istoriya.png)