Question

Calculate the number of molecules in 64 g of oxygen *
1 point
4 * Avogadro No.
3 * Avogadro No.
2 * Avogadro No.​

Answer 1

Answer:

3. Fill in the gaps with the correct form of the words in brackets.

Add any preposition if necessary.

1x4

(a) We keep (look) new modes of entertainment.

(b) In old days puppet show was like (great) people

(c) We are (astonish) the present rate of change in entertainment.

(d) In recent days cricket has been (popular) advertisements.