Conversely, generation length has changed little and remains in the low 20s in less developed nations. An intergenerational rift in the nuclear family, between the parents and two or more of their children, is one of several possible dynamics of a dysfunctional family.
For mineral, see Quartz. The quart is a unit of volume (for either the imperial or United States customary units) equal to a quarter of a gallon (hence the name quart), two pints, or four cups. Since gallons of various sizes have historically been in use, quarts of various sizes have also existed; see gallon for further discussion.
Further information A US standard quart equals 32 fluid ounces and equals 2 US pints that are each of 16 fluid ounces. A fluid ounce is approximately equal to 28.35 millilters, so a US quart is about 32 x 28.35 = 0.907 of a liter which is, very roughly, about 10% less than 1 liter.S standard quart measures If the question is asking about US standard quarts the answer is: 0.8 liter is the same as 800 milliliters which are the same as 800 / 28.35 = 28.