Chemistry, 31.07.2020 22:01 zitterkoph
1. Consider the following two substances and their vapor pressures at 298 K. Substance Vapor Pressure (mmHg)
A) 275
B) 459
Based on this information compared the characteristics of the two substances?
2. The vapor pressure of dichloromethane, CH2Cl2, at 0 degrees C is 134 mmHg. The normal boiling point of dichloromethane is 40 degrees C. Calculate its molar heat of vaporization?
Answers: 2
Chemistry, 21.06.2019 18:20
Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0
Answers: 2
Chemistry, 22.06.2019 01:30
Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j
Answers: 2
Chemistry, 22.06.2019 05:30
What type of reaction is shown below? check all that apply. 2h2o2 โ 2h2o + o2 synthesis decomposition combustion
Answers: 1
1. Consider the following two substances and their vapor pressures at 298 K. Substance Vapor Pressur...
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Physics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
English, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Social Studies, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Social Studies, 15.09.2020 01:01
English, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Chemistry, 15.09.2020 01:01
English, 15.09.2020 01:01
Social Studies, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Geography, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01