![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 05:00
You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:30
Which states of matter have particles that move independently of one another with very little attraction?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw
Answers: 2
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Find the number of atoms of arsenic in 28.62 moles of arsenic...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 11.07.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 11.07.2021 14:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 11.07.2021 14:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 11.07.2021 14:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.07.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.07.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.07.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.07.2021 14:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.07.2021 14:00