You burned 174.36 grams of butane. C4H10 in a combusion reaction. How Many moles of butane were used up?

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.

Avariable that is not being directly tested during an experiment should be

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro