What 2 factors affect the gravitational force between two objects? A. B.

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.

Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!