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What are substances that are extracted from crude oil without being changed?
Wiki User
∙ 12y ago
Crude Oil is the mixture of difference substances, substances are seprated from crude oil through the process of Fractional Distillation.
the substances extracted from crude oil are as follow :
Fuel Gas (LPG)
Petrol
Naptha (used for plastics)
Kerosene
Diesel
Fuel Oil (used to Fuel Ships)
Lubricating Oil
Bitumen (used for building roads)
Wiki User
∙ 12y ago
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How do enzymes act as catalysts in cellular respiration?
Enzymes are catalysts, substances which help to change other substances without being permanetley changed themselves.
The definition of enzyme?
an enzyme is a complex protein that cause a specific chemical change in other substances, without being changed themselves.
What is a substance that brings about reactions without being changed itself?
A catalyst
What is something that changes the rate of chemical reaction without itself being changed?
catalyst
What is the substance that alters the rate of a chemical reaction without being permanently changed in the reaction?
These are called catalysts.
What are substances that change the rate of a chemical reaction without themselves being changed?
Those substances are called, "Catalysts".
How do enzymes act as catalysts in cellular respiration?
Enzymes are catalysts, substances which help to change other substances without being permanetley changed themselves.
The definition of enzyme?
an enzyme is a complex protein that cause a specific chemical change in other substances, without being changed themselves.
What is nitrogen is changed into if substances before being used by living things?
Nope
When two substances mix without being shaken or stirred?
Diffusion :)
Is a rotted egg a chemical or a physical change?
It is a chemical change as parts of the egg are being changed into other substances.
What is a substance that brings about reactions without being changed itself?
A catalyst
Can energy be changed in form without work being done?
yes it can
What substances influence other molecules without being changed themselves?
I think what you are looking for is a catalyst. A catalyst lowers the energy or activation for a reaction, allowing it to happen faster. During the reaction nothing actually happens to or changes the catalyst.
What are control factors?
A control factor is one of the varriables that can be controlled in a science experiment. It is left as a constant without being changed.
DO catalysts speed up reactions without themselves being changed?
Yes, it is true.
What is something that changes the rate of chemical reaction without itself being changed?
catalyst
