14. Through which of the following mediums is the velocity of a sound wave the greatest? A. Air
B. Water
C. Steel
D. Lead

Ineed ! it’s science and it’s due tomorrow!

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.

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false