is the pharynx mechanical or chemical digestion

Best answer The digestive tract in humans is composed mainly of the mouth,pharynx,esophagus,stomach,small intestine and large intestine. Within each of these organs processes ofmechanical and chemicaldigestion...

which example illustrates a chemical change

Best answer Burning a candle People also ask What are some examples of chemical and physical changes? Here are some examples of chemical changes: No new chemical species forms...

how to treat chemical burn on skin

Best answer If you think you have a chemical burn,take these steps immediately:Remove the cause of the burn. Flush the chemical off the skin with cool...

is melting a chemical change

Best answer Chemical Change Melting chocolate is aphysical change that happens when cocoa butter and sugar are brought together at high temperatures. A chemical reaction takes...

how to know if chemical pregnancy

Best answer Belly cramps People also ask What is a chemical pregnancy? A chemical pregnancy is a very early pregnancy loss that happens when an egg is fertilized and...

what pool chemicals do i need

Best answer The Most Common Above Ground Swimming Pool ChemicalsChlorine and Bromine: Either of these will neutralize bacterial growth. That way,when you are in the pool,all...

is a solution a chemical change

Best answer Dissolving a Chemical or Physical Change.Dissolution can be a physical or a chemical changebased on the solute and the solvent. If the solute breaks...