Alarge rift valley can be found along the east coast of africa. it has been slowly widening over time, and it is now wide enough to contain many large lakes.

which of these best explains the slow widening of this rift valley over time?

a. earth's rotation

b. wind and water erosion

c. the moon's gravitational pull

d. lithospheric plate movement

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

Calculate the number of molecules present in 0.750 mol of mgo.

Acompound has a molecular weight of 12.124 atomic mass units and the empirical formula c3h40. what is the molecular formula of the compound?