Answers: 2
Chemistry, 22.06.2019 06:00
The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earthβs seasons.
Answers: 1
Chemistry, 22.06.2019 16:50
Answer asap need 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: 1
Chemistry, 22.06.2019 19:00
What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-
Answers: 1
Take the reaction: H2 +02->H2O . In an
experiment, 3.25 g of H2 are allowed to react with 28.3 g...
Physics, 15.12.2020 23:50
Biology, 15.12.2020 23:50
English, 15.12.2020 23:50
English, 15.12.2020 23:50
Mathematics, 15.12.2020 23:50
Biology, 15.12.2020 23:50
English, 15.12.2020 23:50
Mathematics, 15.12.2020 23:50
Mathematics, 15.12.2020 23:50