Fifty milliliters of water at 60 oC is added to 75 mL of water at 30 oC in a coffee cup calorimeter. The resulting mixture was observed to have a temperature of 40 oC. What is the calorimeter constant?

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.