Chemistry, 12.08.2020 23:01 jackkkkk32
In a cathode ray tube, electrons flow from the negatively charged cathode to the positively charged anode. Cathode ray tubes may be small and compact, but they typically must be plugged in to function. The flow of electrons within this tube is:.
a. spontaneous
b. nonspontaneous
c. neither spontaneous nor nonspontaneous
d. impossible to tell
Answers: 3
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What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will
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650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal
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What must be in balance for temperatures to remain constant?
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Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
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In a cathode ray tube, electrons flow from the negatively charged cathode to the positively charged...
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