cho 2,6g kẽm tác dụng vừa đủ với dd H2SO4 loãng 19,6% a) tính thể tích khí tạo thành ở đktc b) tính khối lượng dd H2SO4 19,6% phản ứng c) tính nồng độ % thu được sau phản ứng

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.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.