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Wood contains Cellulose (40-50%), hemixenluloza(15-25%) and lignin(15-30%) mainly.
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∙ 15y ago
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What is the main difference between a homogeneous mixture and a heterogeneous mixture?
Homogeneous mixtures contain only one substance, like Coke.Heterogeneous mixtures contain two or more substances, like salad dressing.
Is paper combustible or not?
Substances which undergoes burning is combustible substances. eg: paper ,cloth , wood substances which doesnt undergoes burning is non_combustible substances. eg: stone, bricks soil ,water. So, paper is combustible .
Glass cylinder to contain substances above their boiling point?
Gas Jar
When two substances combine to form a mixture the properties of substances what is it?
i have no idea :)
Can you list 10 combustible materials?
wood, leaves, paper, wax, hydrogen gas, ethanol, methane, propane, propene, benzene (Propane and and propene are two different substances- propene has an extra double bond.)
How is mixtures similar in substances?
A mixture contain two or more substances (compounds).
What are two substances that contain nitrogen?
Air and soil.
What substances are compounds?
Mixtures contain two or more compounds.
How do you categorize materials as pure substances or mixtures?
A pure substance contain only one type of molecule. A mixture contain two or more substances.
What is one difference between mixtures and pure substances?
A mixture contain two or more pure substances.
Which soild substances will float in water?
Wood and styrofoam, to name two.
How is a substance similar to a mixture?
A mixture contain two or more substances.
What is a mixture that contains a substance?
It is not a mixture if it does not contain at least two substances.
When two substances are put in the same container and they do not attract each other why does this happen?
The meaning is that these two substances cannot react.
How mixture and substance similar?
Mixtures are formed from two or more substances.
Differentiate a substance from a mixture?
A mixture contain two or more substances (compounds).
When wood burns which two elements must it contain?
oxygen and heat!
