Question 14
Which of the following is a list of physical properties?
А
color, state of...
Answers: 2
Chemistry, 22.06.2019 18:00
Answer asap need to be answered by wednesday morning explain how a buffer works, using an ethanoic acid / sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.
Answers: 3
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
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Computers and Technology, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
English, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40
SAT, 16.02.2021 21:40
History, 16.02.2021 21:40
Mathematics, 16.02.2021 21:40