Although its conjugated acid is highly reactive , peroxynitrite in stable solutions is basic .
Although its conjugate acid is highly reactive , peroxynitrite is basic in stable solutions .

Are these two sentences paraphrases of each other?
yes

The company is headquartered in Reykjavik , has the Innovation House in Oslo and a workspace in the Innovation House in Gloucester , MA .
The company is headquartered in Reykjavik , has the Innovation House in Oslo and a workspace at the Innovation House in Gloucester , MA .

Are these two sentences paraphrases of each other?
yes

This species is present in Switzerland , in France and in Italy .
This species is present in Switzerland , France and Italy .

Are these two sentences paraphrases of each other?
yes

Nicholas Nicholas ( born 1957 ) is a Belgian composer of contemporary music , particularly known for his operas .
Nicholas Lens ( born 1957 ) is a contemporary composer of Belgian music , particularly known for his operas .

Are these two sentences paraphrases of each other?
no