How does a physical change differ from a chemical change

Identify and describe the three ways that mutations affect organisms.

Name the element in group 17, period 2. (periodic table)

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.