1. Is the charge of nucleus positive, negative
or neutral?
What about the charge of an atom?​

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.

Light waves can move through , but they travel fastest when they move through a(n) .

Aman applies a force of 500n to push a truck 100m down the street how much does he do?