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.
Ductility is said to be the property of a material to stretch without getting damaged. Metals having ductile property can be stretched into wires. An example is copper wire. Malleability is said to be the property of a material to deform under compression.