Определите массу оксида углерода,которая может быть получена из 5 моль углерода,если выход реакции 98% от теоретически возможного.

Read the text. Use the words in the box to form  new words that  fit  in the  same  numbered blanks in the text. Fill in each space with  the new word. There is an  example at the beginning (0). 

In the USA Social Security is limited  mainly to the  provision of  pensions and Medicare for the (0)_______ and  elderly. Social Security system  is  financed through a tax  which

 is paid  by  employess and their employers  during  the years of (1)_______. The self-employed who  also  pay into the system are (2) _______ with benefits as well. When (3)_______ retire at the  age of 65 they are  entitled to pensions. To those who retire at the age  og 62 or 64 (4)_______ pensions are available. (5)_________ are  also  paid to  non-working wodows and widowers. Children under 18  and (6)______ parents  can  claim their benefits too.  Unemployment (7)______ is financed through taxes paid by the  employer. 

(0) retire

(1) employ 

(2) provision

(3) work

(4) reduce

(5) pension

(6) depend

(7) insure

Помогите ! Заранее спасибо.