is lead a mixture - Axtarish в Google
Lead metal is composed purely of lead in a solid form and has a charge of zero. This means that lead metal is a pure substance or a pure element.
It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and also has a relatively low melting point. Lead poisoning · Lead glass · Lead paint · Lead oxide
2 сент. 2018 г. · Pencil lead is a heterogeneous mixture of graphite and clay powders. Before mixing the two substances, they are separately cleaned and dried ...
27 сент. 2018 г. · Pencil lead is a homogeneous mixture. It is composed of graphite and clay in a consistent and uniform distribution. The graphite provides the ...
20 янв. 2011 г. · Lead metal is a homogeneous mixture because it is composed of only one type of element, lead, with uniform properties throughout.
22 нояб. 2024 г. · Lead (Pb), a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table. Lead is very malleable, ductile, and dense and is a poor conductor ...
Lead is a pure substance because it's an element. Elements and compounds are classified as pure substances.
lead weight is a homogeneous mixture. Elements that are found on the periodic table. As long as the matter is comprised only of that element, it …
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