Which is the central element for all living things? a) carbon
b)hydrogen
c)oxygen
d)nitrogen

Why does the skin of your finger shrink when you wash clothes for a long time?

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?