![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:00
What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
Answers: 3
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:50
Ablock of aluminum is dropped into a graduated cylinder with an initial volume of water at 75ml and the volumes rises to 90ml. if the block has a mass of 40.5 g what is its density ?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 07:00
Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.
Answers: 2
You know the right answer?
What mass of NaCl do you need to create a 2.4 M NaCl solution in 3800 mL of water?...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2021 07:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mir.png)
World Languages, 30.07.2021 08:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 30.07.2021 08:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 30.07.2021 08:00
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2021 08:00
![question](/tpl/images/cats/en.png)
English, 30.07.2021 08:00
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2021 08:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.07.2021 08:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2021 08:00