Ammonia burns in the presence of a copper catalyst to form nitrogen gas. 4nh3(g) + 3o2(g) → 2n2(g) + 6h2o(g) δh = –1267 kj. What is the enthalpy change to burn 100 g of ammonia? molar mass=17 amu.

What dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean what dose sat mean

Its unlawful in the state of florida for any person to operate a motor vehicle unless each passenger of the vehicle under age of

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.