What is the definition of periodicity

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction

Which are forms of frozen water? check all that apply. dew frost hail rain sleet