Chemistry, 03.02.2020 17:49 aaburto1515
In 1989, the exxon valdez spilled nearly 42,000,000 liters of oil into prince william sound, alaska. how would this spill be classified?
abiotic environmental
biotic environmental
genetic
pathogenic
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Which best describes how johannes kepler developed his laws of planetary motion
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What happens when the temperature of a solution increases?
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The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
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Chemistry, 22.06.2019 18:00
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
In 1989, the exxon valdez spilled nearly 42,000,000 liters of oil into prince william sound, alaska....
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