After absorbing 4500 joules of energy, a substance increases in temperature from 8 Celsius to 236 Celsius. If the substance has a mass of
120 grams, what is the specific heat of this substance?

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.

What human activity increases beach erosion?

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these