Which represents a balanced nuclear equation? a. 23/11 na > 24/12 mg +1/1 h b. 24/11 > 24/12 mg +1/-1 e c. 24/13 al > 24/12 mg+0/-1 e d. 23/12 > 24/12 mg +1/0 n

You 4. you have been swimming in your neighbor’s pool for an hour. the relative humidity of the air is 30 percent. will you feel warm or cool when you step out of the pool? explain your answer.

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

Which type of intermolecular force is pbr3