Answers: 1
Chemistry, 22.06.2019 15:30
Which suspect most likely committed the robbery and how do you know
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 02:00
Which of these is a density dependent factor? a. epidemic b. earthquake c. drought d. hurricane
Answers: 2
If a penny (with the this volume .39 cm^3) was made out of pure copper, what should its mass be?...
English, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Chemistry, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Physics, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30
Mathematics, 05.05.2020 18:30