Cần dùng bao nhiêu ml dung dịch H2SO4 nồng độ 1M để tác dụng hết 10 gam Đồng(II) oxit (CuO) ? ( Biết Cu = 64, O = 16, S = 32, H = 1 ) 110 ml 120ml 125ml 130ml

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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.