Which particle has the greatest mass?
(1) an alpha particle (3) a neutron
(2) a beta particle (4) a positron

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2

What state of matter is ice a. liquid b. element c. solid d. gas

Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+