True
Pure Substance
it's a pure substance, because it's an element.
Nope, it's an element. Zinc (Zn) is element #30 on the periodic table.
Pure substance.
Soda water is a mixture not a pure substance
Pure Substance
Brass is a mixture
No, copper chloride is a pure substance.
No, copper chloride is a pure substance.
Soduim is a pure substance. But it is a mixture because it was pshsically combined. Soduim is a pure substance. But it is a mixture because it was pshsically combined.
it's a pure substance, because it's an element.
No, sodium chloride is a pure substance.
No, it's a mixture.
Nope, it's an element. Zinc (Zn) is element #30 on the periodic table.
No, it is the compound sodium chloride, a pure substance.
Sodium (Na) is a pure substance, listed on the Periodic Table. Table salt however, is Sodium Chloride (NaCl), which is not a pure substance
Sodium chloride is a compound, not a mixture; after refining NaCl become very pure.