A 350 g mass is attached to a string 120 cm long and swings in a horizontal circle revolving once every 1.7 sec. Calculate the centripetal acceleration of the mass.

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.

Which of the following is a physical property flammability heat of combustion solubility and toxicity