Giúp mình nha mng Cho PTPỨ: H2SO4 + B -> C + 2H20. B và C lần lượt là: A. Ca(OH)2, CaSO4 B. BaCl2, BaSO4 C. Ba(OH)2, BaSO4 D. A & C

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Vietnam, like honoring ancestors' spirits, visiting close relatives on the first day of the Lunar New Year, exchanging New Year wishes with relative, neighbors and friends, and especially giving lixi, or lucky money, to children and elders. This custom is a way of wishing good luck for both children and senior people during Tet. It is also a symbol of good health, success, and happiness. Local people wake up early on the first day of the Lunar New Year, put on their best clothes and the entire family, usually multi-generational, gathers in the living room to welcome the Lunar New Year. Children will respectfully fold their arms in front of their chests, and, facing their parents as well as grandparents, give them the best wishes for a "Happy New Year" or "good health and longevity". The adults, in return. give them "li xi" and extend their wishes to the children for "eating well and growing up healthy," and "happiness and prosperity" for all family members. Guests give children "lixi" as well This custom has been practiced and preserved for years with the purpose of welcoming a new year with luck, heath and success. They, the givers or the takers, are both happy to receive best regards from each other, which makes the Lunar New Year more exciting and significant to everyone. Who will receive "li xi" on the Lunar New Year? What do they practice this custom for? - What will children do on the first day of a New Year? In turn, what will their parents do after receiving their children's wishes? Do the guests who visit others' houses give "lixi" to children? What is another name of "li xi"? J. Complete the second sentence so that it stays the same meaning as the first . Perhaps Susan know the address. (may) =>Susan . KAQ..th. ........ Giúp mình với 🥺🥺🥺🥺🥺