Behs Chemistry- Chapter 1 exam 2023 with 100% correct answers

a substances made of only one chemical is called a pure substance a substances made of only one atom is called an element a substance made up of more than one kind of chemical bonded together is called a compound a substance made up of two or more elements not bonded together is called a mixture a substances made up of two or more compounds not bonded together is called a mixture a substances made up of elements or compounds not bonded together is called a mixture is butter a pure substance or a mixture? mixture (fats + H2O) is air a pure substances or a mixture? Mixture (O2, N2, CO2, etc) is water a pure substances or a mixture? pure substance (H2O compound) is gold foil a pure substances or a mixture? pure substance is glass a pure substances or a mixture? pure substance is wood a pure substances or a mixture? mixture is grass a pure substances or a mixture? mixture is carbon an element or a compound? element is aluminum foil an element or a compound? element is tin an element or a compound? element is plastic an element or a compound? compound is carbon dioxide an element or a compound? compound is arsenic an element or a compound? element is helium an element or a compound? element is sodium chloride (NaCl) an element or a compound? compound what is the difference between a compound and a mixture? a compound is chemically bonded (physically joined) while a mixture is not is alphabet soup a pure substance or a homogeneous/ heterogeneous mixture? heterogeneous, you can clearly see that the noodles are separate is salt a pure substance or a homogeneous/ heterogeneous mixture? Pure substance (NaCl) is concrete a pure substance or a homogeneous/ heterogeneous mixture? Homogeneous (but concrete w/ rocks is heterogeneous) is vegetable oil a pure substance or a homogeneous/ heterogeneous mixture? homogeneous is air a pure substance or a homogeneous/ heterogeneous mixture? homogeneous is paint a pure substance or a homogeneous/ heterogeneous mixture? homogeneous (with latex) heterogeneous (with oil)