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A chemical change.Coal(carbon) become CO2 or CO.Heat generation is secondary to the chemical process.
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∙ 12y ago
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What is another name for a lump of coal?
A burning lump of coal is called Ember
Is powdery a physical or chemical change?
Powdery is an adjective which not require any change!You can have a physical change where a large lump of some substance is ground into powder. Or you can have a chemical change (eg magnesium burning) which leaves a powdery residue.
Is a lump of roll sulphur being crushed a physical or chemical change?
It is a physical change.
Is a lump of sulfur being crushed physical or chemical?
Physical change- it is still sulfur
How could a person change the stored energy in a lump of coal into chemical enegry?
fossil fuel
What is another name for a lump of coal?
A burning lump of coal is called Ember
Is powdery a physical or chemical change?
Powdery is an adjective which not require any change!You can have a physical change where a large lump of some substance is ground into powder. Or you can have a chemical change (eg magnesium burning) which leaves a powdery residue.
Is a lump of roll sulphur being crushed a physical or chemical change?
It is a physical change.
When was The Lump of Coal created?
The Lump of Coal was created on 2008-09-30.
When was A Lump of Coal created?
A Lump of Coal was created on 1991-10-08.
Is rolling out a lump of pizza dough into a pizza crust is an example of a physical change?
no !
Is a lump of sulfur being crushed physical or chemical?
Physical change- it is still sulfur
How could a person change the stored energy in a lump of coal into chemical enegry?
fossil fuel
Is lump coal a common noun?
Coal is a very common noun. Lump is a common adjective and noun.
How do coals change into rainbow colors?
It is related to the black-body effect, where an object appears black (it absorbs the full visible spectrum of light) at room temperature but it starts emitting visible light when its temperature is rising (the coal is burning). The hotter the lump of coal, the more the light you see will be toward UV, unless the coal is consumed.
How much is a lump of coal worth?
The price of coal varies depending on the level of customer demand. Additionally, the size of the lump of coal will make the price vary.
What do a diamond and a lump of coal and graphite have in common?
both a diamond and a lump of coal are primarily composed of the element Carbon (C)
