The gold will sink, nothing more. It will not dissolve or react in any way.
Gold does not react with water or dissolve in it, so it remains intact. However, when gold is submerged in water, it may collect dirt or debris that can affect its appearance.
Any reaction occur when gold is put in copper sulfate.
you get golden coke
if the metal sinks in water is is proof it is gold
It turns to poo
gold you tube
Gold does not react with water under normal conditions. Gold is a noble metal and is highly unreactive with most substances, including water.
So it is preserved.
Nothing noteworthy happens if mentos are put in tap water; they simply dissolve slowly.
It will make the water white
water will put out fire
they use water to filter out other elements, the heavier gold settles at bottom