1, cho 1.84 g hon hop Fe va Cu tan het trong HNO3 du thu duoc 1.12 lit khi gom NO va NO2 co ti khoi hoi so voi hidro la 21.4 tim phan tram ve khoi luong cua Fe va Cu trong hon hop
2, cho 7.2 g Mg tac dung H2SO4dac nong thu doc dung ditch X va san pham khi A co S co the rich la 6.72 lit tim A
3, hoa tan hoan toan 0.2 mol ho hop kim Lois gom Mg,Zn ,Cu bang HNO3 du thu duoc hon hop 2 khi NO va NO2 co ti khoi hoi so voi hidro la 19 tim the tich moi khi
1, we usually have............. lesson on Monday ( England,)
2, when we come to the library ,the .......... shows us how to find the book we need ( library)
3, They live on the ..........floor of the house ( twenty)
4, the ...........students like playing soccer( energy)
5, I think history is an......... and........ ( interest)
6, It's the .......... apartment here. (nice)
Complete the sentences. Put in a little or a few.
a, There is...............orange juice in the glass.
b, I have.............. books in English.
c, She eats............. fruit for breakfast.
d, There is................... meat in the basket.
e, We need ................. vegetables for lunch.
f, They produce.................. eggs.
g, They will have .................... milk every day.
h, He has .................. money and he can buy.................. apples.
i, I can play ................. music.
Read the information and put a tick to the correct sentences
Hotel | Age | No. of rooms | Price | Near or far from airport? |
Hanoi Regent | 120 | 299 | $300 a night | 30 mins from NB airport |
West Lake | 38 | 438 | $295 a night | 37 mins from NB airport |
Melitropole | 94 | 810 | $250 a night | 50 mins from NB airport |
a, West Lake is as expensive as Hanoi Regent.
b, Melitropole is the cheapest
c, Hanoi Regent is older than Melitropole.
d, Melitropole is the youngest
e, Hanoi Regent is smaller than West Lake.
f, Melitropole has the fewest rooms.
g, West Lake is nearer the airport than Melitropole.
h, Hanoi Regent is the furthest to the airport.