30 POINTS Vapor Pressure (kPa) of Water at Several Temperatures Temperature (oC) Vapor pressure (kPa) 0 0.61 20 2.33 60 19.92 100 101.3 What is the total pressure of a wet gas mixture at 60oC, containing water vapor, nitrogen, and helium. The partial pressures are Pnitrogen = 53.0 kPa and Phelium = 25.5 kPa. A) 58.58 kPa B) 78.50 kPa C) 98.42 kPa D) 101.32 kPa

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

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

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.