Physics, 28.12.2019 06:31 carminamtzb3725
Water flows over a section of niagara falls at a rate of 1.2 Ć 106 kg/s and falls 29 m. the acceleration of gravity is 9.8 m/s 2 . how many 80 w bulbs can be lit with this power?
Answers: 2
Physics, 22.06.2019 11:00
Which of the following are guidelines to follow for obtaining accurate observations
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Physics, 22.06.2019 13:00
Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ā 103 s. given that the charge of an electron is 1.6022 ā 10ā19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
Answers: 1
Physics, 22.06.2019 13:10
Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above
Answers: 3
Physics, 22.06.2019 23:30
Aswimming pool whose volume is 10 comma 000 gal contains water that is 0.01% chlorine. starting at tequals0, city water containing 0.003% chlorine is pumped into the pool at a rate of 5 gal/min. the pool water flows out at the same rate. what is the percentage of chlorine in the pool after 1 hour? when will the pool water be 0.006% chlorine?
Answers: 1
Water flows over a section of niagara falls at a rate of 1.2 Ć 106 kg/s and falls 29 m. the accelera...
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