Athin metallic spherical shell of radius 41.6 cm has a total charge of 8.55 μc uniformly distributed on it. at the center of the shell is placed a point charge of 4.43 μc . what is the magnitude of the electric field at a distance of 17.9 cm from the center of the spherical shell?

What is a property of a double replacement reaction

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

Which statement best describes isomers? a. isomers are alcohols that have the same functional group. b. isomers have at least one carbon-carbon double bond. c. isomers have the same molecular formula but different structural properties.