Answer:
A pure element is a pure substance that has only one kind of atoms. If a substance is present in nature in elemental form, it means that the element is not very reactive as reactive elements exist in the form of their compounds with atoms of other elements. Element can be categorized as a metal or a non-metal based on some physical observable properties. Generally, metals are shiny lustrous solids and nonmetals are gases. Metals are good conductors of heat and electricity whereas nonmetals are not conductors.
Explanation:
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An ionic bond occurs when an atom transfers or takes Electrons from another atom.
Answer:
The mole fraction of benzene and toluene in solution containing mole fraction of benzene and toluene in solution containing is 45.9%
Explanation:
don't worry
its is correct!
You just need to multiply the total mass by the decimal value of the part that is tin. 133.8*0.103=13.8g (following the rules of significant figures).