And is an extent of property. And from our lecture on extensive intent of properties, we saw that will we divide and extent of property by another extent of property, we get an in sets of property. And that's because if you increase the size of the object qu increase and but cris by simera mount and sell the cu m ratio stars the same so stars the same. Or a specific et capacity stars the same. So let's define moloicapacity moloicapacity the mount of lj rir to change some mount a molles of an object by some temperature. And the formula is almost the same thing as this one except the mass is replaced with number of mills and kilogram gram is replaced by molle.