Of course, but there is no official size for a mug. -A 'cup' is 8 ounces.
To find the capacity of a mug, typically you would fill it with a known volume of water, such as one cup or one liter, then pour the water into a measuring cup to measure how much liquid the mug can hold. Alternatively, you could look for manufacturer specifications that indicate the mug's capacity.
a coke bottle
A coffee mug can hold an average of 0.3 liters. There are bigger ones that can hold half a liter or more.
depends on the size of the mug
Yes
250ml of water equals 8.45 US fluid ounces, so it is possible that a mug could hold 250ml, depending on the size of the mug of course.
One liter would hold slightly more milk than one quart.
on average about 250ml
250ml
Depends on the size of the glass, if the glass can hold one liter, it is one.
A 1-liter flask will hold 20 50-mL quantities.
It depends on the size of the mug, but typically there are about 4 standard-sized mugs in 1 liter.