What is the molecular geometry for CH2Br2?

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Summarize possible ways in which phases of matter could combine to form a solution.

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm