Elizabeth mixes two chemicals together and measures the amount of thermal energy they release as they react. In this experiment, what is the amount of thermal energy released?
a controlled variable
a measured variable
a dependent variable
an independent variable

A3 year-old is brought to the burn unit after pulling a pot of hot soup off the stove and spilling it on herself. she sustained 18% second degree burns on her legs and 20% third degree burns on her chest and arms. total body surface area burned is 38%. what icd-10-cm codes are reported for the burns (do not include external cause codes for the accident)?