Q: The best method for preparing pure phosphorous acid is by hydrolyzing what? Choices: - dioxide trichloride - carbon trichloride - dioxide phosphat - phosphorus trichloride A:
phosphorus trichloride

Q: Physical and chemical properties of geometric isomers are generally what? Choices: - round - difficult - similar - different A:
different

Q: Q: What are plants in the diploid generation called? Choices: - keratinocytes - haplocytes - monocots - sporophytes A:
A: sporophytes

Question: Q: What is the point on the ground that is located directly above where underground rocks fracture (or the "focus" point)? Choices: - danger zone - fault line - seismic point - epicenter A:
Answer: epicenter

*Question*
Q: What are some uses of chlorine gas? Choices: - washing hands - fueling airplanes - rooting plant cuttings - cleaning, disinfecting and in swimming pools A:
**Answer**
cleaning, disinfecting and in swimming pools

Q: Q: Shield volcanoes often form along which locations? Choices: - convergent boundaries - tectonic plates - fault lines - divergent plate boundaries A:
A: divergent plate boundaries