Which natural event can occur either over a few weeks or over a few million years? OA. formation of a tornado
OB. flooding caused by a rainstorm
OC.
formation of a volcano
OD
a tsunami hitting a coastal area

What can be the use of smoke transformed into liquid?

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.