The first energy level which has f orbitals to fill is
A. 3
B.4
C.5
D.2

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)