A bar of 24 karat gold is pure gold. Any lower number, it is a mixture of gold with other metals.
No, a bar of pure gold is not a mixture. It is a pure substance because it is composed of only one type of atom, gold.
No, pure gold is not a mixture. It is considered a pure substance because it is composed of only one type of atom, which is gold.
Gold is an element, not a compound or mixture. It is a pure substance made up of only gold atoms.
No, gold is an element, not a mixture. It is a pure substance composed of only gold atoms.
You could compare the measured density of the bar of metal to the known density of pure gold (19.32 g/cm³). If the measured density matches the density of pure gold, there is a high likelihood that the bar is made of pure gold. If the measured density is significantly different, then the bar is likely not pure gold.
No, a bar of pure gold is not a mixture. It is a pure substance because it is composed of only one type of atom, gold.
No, pure gold is not a mixture. It is considered a pure substance because it is composed of only one type of atom, which is gold.
No, thaere is no such thing as pure gold.
pure substance?
Gold is an element, not a compound or mixture. It is a pure substance made up of only gold atoms.
No, gold is an element, not a mixture. It is a pure substance composed of only gold atoms.
It's an element. So, yes, it's a substance, not a mixture.
Gold is a pure substance
It's an element. So, yes, it's a substance, not a mixture.
You could compare the measured density of the bar of metal to the known density of pure gold (19.32 g/cm³). If the measured density matches the density of pure gold, there is a high likelihood that the bar is made of pure gold. If the measured density is significantly different, then the bar is likely not pure gold.
Liquid gold-homogeneous Solid-heterogenous
Liquid gold-homogeneous Solid-heterogenous