Answers: 2
Chemistry, 22.06.2019 14:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 3
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 09:00
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate according to the following equation:
Answers: 2
Who wanna b friends and join meh chat...
English, 07.10.2019 18:00
Mathematics, 07.10.2019 18:00
English, 07.10.2019 18:00
Mathematics, 07.10.2019 18:00
Geography, 07.10.2019 18:00
History, 07.10.2019 18:00
Mathematics, 07.10.2019 18:00
Mathematics, 07.10.2019 18:10
Mathematics, 07.10.2019 18:10
Advanced Placement (AP), 07.10.2019 18:10
History, 07.10.2019 18:10
Computers and Technology, 07.10.2019 18:10