263. How many helium atoms are contained in 1 liter of air at 25 ºС, if its partial pressure is 0.47 Pa?

Read the product description. After payment, the system will redirect you to a page with a ready-made solution to problem 263 from the collection: Z. E. Golbreich, E. I. Maslov. Collection of problems and exercises in chemistry: Textbook. manual for chemical technology. specialist. universities - 5th ed., revised. and additional - M.: Higher School, 1997. - 384 p.: ill. The solution is a document formatted in MS Word.
Thank you for your purchase!