Karen  measures the initial volume of water as 12.5 mL.  She then adds a 2.3 gram rubber stopper and the volume rises to 20.8 mL. What is the volume of Karen's rubber stopper?

a18.5 grams
b 2.3 grams
c 20.8 ml
d 8.3 ml

Draw metallic bonding if two copper

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root