A temperature of a 50 kg block increases by 15°C when 337,500 J of thermal energy are added to the block. (Chapter 5 – Pages 141-142)

What is the specific heat of the object? Show the appropriate equation from your book and show your work with units.

What is the block made of? Use the chart on page 141.

Is this block a good material for insulators or conductors?

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.