Question

how can we slow down melting​

Answer 1

Answer:

Use Boiled Water. The first tip is to boil your water before creating your ice. ...

Add Salt. Secondly, adding salt to your water before freezing it can help to slow down the melting process (though it will slow down the freezing process as well!) ...

Answer 2

Answer:

adding salt

Explanation:

Adding salt to the ice/water mix causes a temperature drop that slows the melting rate and increases the freezing rate [3]. The net result is that the ice melts more and more slowly after the initial addition of salt.