Broadband acoustic resonance dissolution spectroscopy is a fancy way of saying that we use sound waves to figure out how fast a certain substance can dissolve in a liquid.
Imagine you have a big glass of water and a piece of sugar cube in it. If you stir the water, the sugar will start to dissolve and disappear. Now, let's say that we want to know exactly how fast the sugar is dissolving in the water. Instead of just watching it with our eyes, we can use sound waves to help us figure it out!
First, we need a special machine that can make different sound frequencies (or pitches). This machine sends out different sound waves into the glass of water, and it listens to how the waves bounce back. Different frequencies of sound waves will bounce back differently depending on how fast the sugar is dissolving.
The machine then makes a graph that shows us how fast the sugar is dissolving over time. From this graph, we can figure out things like what temperature the water needs to be to dissolve the sugar more quickly, or how much sugar we can dissolve in a certain amount of water.
So, to summarize: broadband acoustic resonance dissolution spectroscopy is a way of using sound waves to figure out how fast something dissolves in a liquid. It's like using a special machine to listen to how quickly sugar is disappearing in a glass of water.