Classify each of the following as an element, compound, homogeneous mixture, or heterogeneous mixture:

a) copper wire
b) copper ore
c) copper oxide
d) brass alloy

e and has mass. Matter can be classified in many different ways. The most common classification sci lances can be further subcategorized into elements or compounds An example of an element is helu into homogeneous mixtures or heterogeneous mixtures. An example of a homogeneous mixture i olate-chip ice cream. as an element, compound, homogeneous mixture, or heterogeneous mixture. opriate bin. oxygen water gold vitamin D fruit salad maple syrup sair water

Classify these substances. More than one answer may apply in each case. N_2 element compound pure substance homogeneous mixture heterogeneous mixture solution O_2 element compound pure substance homogeneous mixture heterogeneous mixture solution N_2O element compound pure substance homogeneous mixture heterogeneous mixture solution Air (mostly N_2 and O_2) element compound pure substance homogeneous mixture heterogeneous mixture solution

Classify these substances. More than one answer may apply in each case. N_2 element compound pure substance homogeneous mixture heterogeneous mixture solution O_2 element compound pure substance homogeneous mixture heterogeneous mixture solution N_2O element compound pure substance homogeneous mixture heterogeneous mixture solution Air (mostly N_2 and O_2) element compound pure substance homogeneous mixture heterogeneous mixture solution