Answer:
the answer to the blank is 5
(just in case you're confused) the answer is 5:9
Step-by-step explanation:
<span>The distri</span>bution coefficient is simply the ratio of the concentrations of the solute in the two solvents.
In this case there is 0.5g of caffeine in 10 ml of chloroform and 0.5 g of caffeine in 100ml of water.
The ratio is 0.5/10 : 0.5/100 = 0.05 : 0.005 = 10 : 1
18:20
Multiply each side by 2
Speed= distance/time
= 1110/15
= 74 feet per second
