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**1. Homework Statement**

Two conducting spheres are connected by a thin wire and are in electrostatic equilibrium. The diameter of the smaller sphere is 2.0 cm and the diameter of the larger one is 9.0 cm. If the smaller sphere is found to be charged to 3.0 nC, what is the charge of the larger sphere?

**2. Homework Equations**

?

**3. The Attempt at a Solution**

2/3=9/x

x=13.5nC? Am i able to use this rule to find the charge