Urms of H2at 273K is 1.84x103m/s, at what temperature urms will be double?

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.