Question

1. classify each of these samples of matter as an element, a c or a mixture.

a. spaghetti sauce \t d. river water
b. glass \t\t e. cough syrup
c. table sugar \t f. nitrogen

Explanation:

Answer:

a. Mixture
b. Mixture (or sometimes considered a solid solution, but generally a mixture)
c. Compound
d. Mixture
e. Mixture
f. Element

(Note: For part b, glass is a heterogeneous mixture (amorphous solid) of various silicates and other components, though sometimes in some contexts it might be discussed in terms of its composition as a mixture. The key is that it's not a pure element or a single compound.)