Which best illustrates how particle arrangement changes when solids change into liquids

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

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.

What is the most important factor in determining climates.