How many protons, neutrons, and electrons does a neutral atom of this element have? (round atomic mass to nearest whole number)
protons: 13 neutrons: 13 electrons: 13
protons: 27 neutrons: 13 electrons: 14
protons: 14 neutrons: 27 electrons: 13
protons: 13 neutrons: 14 electrons: 13

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

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.