6.Millions of Chirismas cards__________ every years
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DH
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13 tháng 2 2023
London is such an attractive place that it attracts millions of people every years
28 tháng 12 2021
a) \(n_{Zn}=\dfrac{3,36}{22,4}=0,15\left(mol\right)\)
PTHH: Zn + H2SO4 --> ZnSO4 + H2
_____0,15<-------------0,15<---0,15
=> mZn = 0,15.65 = 9,75(g)
=> \(\left\{{}\begin{matrix}\%Zn=\dfrac{9,75}{17,75}.100\%=54,93\%\\\%Cu=100\%-54,93\%=45,07\%\end{matrix}\right.\)
b) mZnSO4 = 0,15.161=24,15(g)
8 tháng 5 2018
Chrismas is an inportant festival in many countries around the world.One Chrismas Eve in the early 1500s,some people decorated a tree and put it in the market place in the Latvian city of Riga.This custom spread throghout Europe and finally to America the 1800s.In the mid-19th century , an Englishman wanted to send Christmas greetings to his friends, so he had someone design a card.
8 tháng 1 2022
although she doesn't earn much money , she spends like a millionaire.
8 tháng 1 2022
She doesn't earn much money , spends like a millions (although)
→_Although she doesn't earn much money , she spends like a millions ___
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