Which of the following is a result of stress from tectonic forces over a long period of time? 1. Transform boundary
2. Convection Current
3. Folding
4. Earthquake

What is impossible to do with a hypothesis

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)

If two identical atoms are bonded, what kind of molecule is formed