Me feel in the blanks giving 30 points 4) properties can only be observed when a substance changes into another substance. 5) properties such as color and shape are easy to observe. 6) in a chemical change a substance forms. 7) cooking or baking food results in a change. 8) a melting ice cube is a change. 9) iron rusting is an example of a change. 10) water boiling on the stove is an example of a change

What is the momentum of a 2 kg object moving at 15 meters per second

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

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.