Here are the matches between the phrases in column A and the nouns in column B:

1. a bar of - E. chocolate
2. a loaf of - G. bread
3. a carton of - I. milk
4. a jar of - A. jam
5. a can of - H. soda
6. a piece of - B. cake
7. a slice of - F. pizza
8. a kilo of - D. beef
9. a bowl of - J. soup
10. a pinch of - C. salt