Review the list of facts. Identify which molecule or compound matches each fact listed.
Write the name of each substance with a dash followed by the appropriate fact.
• makes up 21% of Earth's air
.
a simple sugar used to generate energy in living organisms
.
a main component of sand
• covers about 71% of Earth's surface
• produces a "fog" effect when it changes from solid to liquid
Answers: 1
Chemistry, 22.06.2019 10:40, justicejesusfreak
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
Answers: 1
Chemistry, 22.06.2019 18:00, kingamir
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Chemistry, 22.06.2019 23:00, catdog5225
What is formed when amino acids form long chains or polymerize
Answers: 1
Review the list of facts. Identify which molecule or compound matches each fact listed.
Write the n...
History, 25.08.2019 14:50
Mathematics, 25.08.2019 14:50
Computers and Technology, 25.08.2019 14:50
Business, 25.08.2019 14:50
Business, 25.08.2019 14:50