1 Tet is a .......... celebration in Viet Nam ( TRADITION)

2 The children played.... in the schoolyard (HAPPY)

3 We are ......... about the trip (EXCITE)

4 He gave excellent ...... at the contest (PERFORM)

5It's ...... to do the housework  all the time

6 She is.....dependent on her husband (FINANCE)

7 My ideas...... a lot from yours (DIFFERENCE) 

8...., it rained hard when we went out (LUCKY)

1 Tet is a .......... celebration in Viet Nam ( TRADITION)

2 The children played.... in the schoolyard (HAPPY)

3 We are ......... about the trip (EXCITE)

4 He gave excellent ...... at the contest (PERFORM)

5It's ...... to do the housework  all the time

6 She is.....dependent on her husband (FINANCE)

7 My ideas...... a lot from yours (DIFFERENCE) 

8...., it rained hard when we went out (LUCKY)

Hòa tan 11,2 gam Fe vào 500 ml dung dịch H2 SO4

A, Tính thể tích khí H2 sinh ra (đktc)

B, Tính nồng độ mol dung dịch H2SO4 đã dùng

C,Tính nồng độ mol dung dịch muối thu được biết thể tích dung dịch thay đổi không đáng kể