How many carbon atoms will be in the longest chain of 3,3,4,4-tetramethylhexane?
how many sub-chains will there be in 3,3,4,4-tetramethylhexane?

When molecules of water vapor in the air come in contact with a cold can of soft drink , they lose energy ,slow down,and form a liquid due to decrease in ?

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius

6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity