A glass bottle that can hold up to 1.6kg of alcohol (the density is 0.8 * 10 cubic kg / m3). If it is used to hold water, how much water can it hold at most

A glass bottle that can hold up to 1.6kg of alcohol (the density is 0.8 * 10 cubic kg / m3). If it is used to hold water, how much water can it hold at most

If the temperature is 4.2c, 2kg can be loaded