Answers: 3
Chemistry, 22.06.2019 10:50
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
Answers: 1
Chemistry, 22.06.2019 21:00
Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point
Answers: 1
Chemistry, 23.06.2019 07:10
1) a light bulb takes in 30 of energy per second. it transfers 3j as use energy. calculate the efficiency. second. it transfers 3j as useful light energy and 27j as heat energy. calculate the efficiency
Answers: 1
What if the gas molecules collide at very low temperatures? will that change what happens? why?...
Chemistry, 16.11.2020 09:20
Spanish, 16.11.2020 09:20
Computers and Technology, 16.11.2020 09:20
Mathematics, 16.11.2020 09:20
Mathematics, 16.11.2020 09:20
German, 16.11.2020 09:20
Mathematics, 16.11.2020 09:20
Mathematics, 16.11.2020 09:20
Physics, 16.11.2020 09:20