How must the net force be acting on an object in order for the object to have a circular motion? What is this type of force called?

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159