This chemistry question involves key chemical concepts and calculations. The detailed solution below walks through each step, from identifying the reaction type to computing the final answer.
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Haya, niko tayari.
Swali la 9: Ni ipi kati ya zifuatazo inaweza kutumika kwa ajili ya kuua vijidudu kwenye mabwawa ya kuogelea?
Jibu: A. Chlorine
Maelezo: Klorini (Chlorine) ndiyo kemikali inayotumika sana na kwa ufanisi mkubwa kuua vijidudu na bakteria kwenye mabwawa ya kuogelea, kuhakikisha usalama wa maji.
Swali la 10: Jina la valvu ambayo huwekwa kwenye ncha zote zilizokufa (dead ends) katika mfumo wa usambazaji pamoja na sehemu za chini (depressions) kwenye mabomba makuu inaitwaje?
Jibu: A. drain valve
Maelezo: Valvu ya kutoa maji machafu (drain valve), pia inajulikana kama scour valve au blow-off valve, huwekwa kwenye ncha zilizokufa na sehemu za chini za mfumo wa usambazaji wa maji ili kutoa maji yaliyotuama, uchafu, au kwa ajili ya matengenezo ya bomba.
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Haya, niko tayari. Swali la 9: Ni ipi kati ya zifuatazo inaweza kutumika kwa ajili ya kuua vijidudu kwenye mabwawa ya kuogelea? Jibu: A.
This chemistry question involves key chemical concepts and calculations. The detailed solution below walks through each step, from identifying the reaction type to computing the final answer.