Your answer is D. 8.5 x 10^12. Reason is because if you use a calculator (ex. TI-84 Plus C Silver Edition Calculator), it will say 8.5E12, which is represented 8.5 x 10^12.
Hope this helped!
Nate
I believe the correct answer would be the second option. Scale models that show what a large object will look like are a visualization model. It is a physical representation of a certain object which has a consistent scale factor with the original object.
Answer:
RbF2 + Ca
Explanation:
Since Rb is located in IIA as well as Ca, Rb has ion form Rb2+
Hence CaF2 + Rb → RbF2 +Ca
Please be reminded, this answer may not be 100% correct
Answer:
Explanation:
Kinetic energy is the energy possessed by an object due to its motion. If an object is moving, then it has kinetic energy. If an object has kinetic energy, then it is moving. Many students confuse kinetic energy with potential energy.