This question is for !
which statement describes the solar feature labeled b?
an envelope of plasma surrounding the sun
a stream of glowing gas that shoots out from the sun in an arch
a brief eruption of intense high-energy radiation from the sun's surface
a dark spot appearing from time to time on the sun's surface

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.