The particles in which sample of licl(s) have the same average kinetic energy as the particles in a 2.0-mole sample of h2o(l) at 25°c?
(1) 1.0 mol at 75°c
(2) 2.0 mol at 50.°c
(3) 3.0 mol at 25°c
(4) 4.0 mol at 0°c

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.