- Are these two sentences right?
The Republic of Poland has great scientific potential, therefore Warsaw is a world educational center. Students from all over the world study at the city’s many universities.

Question

- Are these two sentences right?
The Republic of Poland has great scientific potential, therefore Warsaw is a world educational center.  Students from all over the world study at the city’s many universities.

Answer

Thank you, Miss Haddock! Have a nice day!

Answer

I would make them into three sentences. 
The Republic of Poland has great scientific potential. Therefore, Warsaw is a world educational center.  Students from all over the world study at the city’s many universities.