2. if all of the items in the figure above
have the same mass, which two items
will have the same gravitational potential
energy? sc.7.p.11.2
a. a and b
® a and d
© b and c
d c and d

whats the answer

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

How much energy is made when a pice of wood burns. how do you know

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology