Question

part 2: classify each of the following as elements (e), compounds (c) or mixtures (m). write the letter x if it is none of these. diamond (c) air krypton (k) water (h2o) ammonia (nh3) wood dry ice (co2) sugar (c6h12o6) sulfuric acid (h2so4) bismuth (bi) alcohol (ch3oh) salt (nacl) bronze baking soda (nahco3) milk gasoline uranium (u) pail of garbage energy ink titanium (ti) iron (fe) electricity popcorn a dog gold (au) concrete

Explanation:

Elements are pure substances made of one - type of atom. Compounds are made of two or more different elements chemically combined. Mixtures are combinations of substances not chemically combined.

Answer:

Diamond (C): E
Air: M
Krypton (K): E
Water (H₂O): C
Ammonia (NH₃): C
Wood: M
Dry Ice (CO₂): C
Sugar (C₆H₁₂O₆): C
Sulfuric Acid (H₂SO₄): C
Bismuth (Bi): E
Alcohol (CH₃OH): C
Salt (NaCl): C
Bronze: M
Baking Soda (NaHCO₃): C
Titanium (Ti): E
Ink: M
Energy: X
Pail of Garbage: M
Uranium (U): E
Gasoline: M
Milk: M
Iron (Fe): E
Electricity: X
Popcorn: M
A dog: X
Gold (Au): E
Concrete: M