-Phương trình:
`C``+``O_2`$\xrightarrow[]{t^o}$`CO_2`
-Tỉ lệ= 1 : 1 : 1
`C+O_2 ->^{t^o} CO_2`
Đk `pư ` : `t^o`
Sản phẩm : `CO_2` ( Cacbondioxit)
Choose the best answer.
I think you should buy _____ pack of mineral water instead. And you can also buy _____ snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______ cookies and soft candies.
We should decorate our living room with _____ orange banner. We also need ________ ribbons, balloons, party hats and costume.
I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.