How many watts do I consume if I eat a 600 Calorie sandwich in 600 seconds

Iwill give extra points to who gets this right

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

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.