This means that the pH values of strong acids are lower than that of weak acids, which explains why the rate of reaction of strong acids with substances (such as metals, metal carbonates etc ...

So, other ways of detecting acids need to be used. Strong acids such as hydrochloric acid, sulfuric acid and nitric acid are laboratory acids that have been mixed with a lot of water before ...

Next, the stomach releases strong acids to help break down the food. But if the lower esophageal sphincter opens too often or does not close tight enough, stomach acid can reflux, or seep back ...

Consequently, the white ring of ammonium chloride will form much closer to hydrochloric acid end of the tube. Wear safety goggles and latex gloves to protect the eyes and hands from the strong acid ...