When there is food in the stomach the pH can raise to as high as 4-5. After the food leaves the stomach bicarbonate ions are secreted to neutralize and alkalinize the mixture. The pH of the small intestine is approximately 8. As far as how long food stays in your stomach it depends on what that food is.
Rating Newest Oldest. Best Answer: B Malleability A chemical property is one you can observe during a chemical reaction. Malleability really has nothing to do with chemical reactions, and afterwards you still have the same substance, nothing is chemically changed. Source(s): Col. S Â· 7 years ago.
This property, which varies from one metal or alloy to the next, arises from the unique properties of metallic bonds to allow atoms to slide past each other. Differences in metallic bond strength as well as the temperature can affect malleability. Malleability is crucial to the manufacture of many metal products, such as thin sheets or foils.