Write the balanced chemical equation for one neutralization reaction. In your equation, which reactant contributed the salt’s positive ion? Which one contributes the salt’s negative ion?

Asystematic approach to problem solving is called a (an)

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?