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What else can I help you with?
The behavior of a substance during a phase change?
neither ansorbs nor releases energy
When a substance undergoes a physical change what does not a change?
The chemical make up of a substance does not change. It must remain the same combination of atoms or molecules to be considered only a physical change.
What is the classification of chemical reactions?
When one substance or combination of substances undergo change to become another substance or substances
Is ether mixture or pure substance?
Neither, its a pure substance
Is an apple a substance or a mixture?
neither its your momma!
What is neither acid or base?
A substance that is neither acidic nor basic is considered neutral. Water at a pH of 7 is an example of a neutral substance.
What is a chemical combination of a substance?
A substance is a chemical combination.
Can a physical change change what a substance is?
a physical change will only alter the appearance but will NOT change the substance to another substance =)
Is oxygen a homogeneous or heterogeneous mixture?
Neither. Oxygen is an element, which is a pure substance and not a mixture.
Is cronium chloride acidic or basic?
Neither - there is no such substance.
What are the general requirements for a substance to change from one phase of matter to another?
A combination of varying pressure and/or temperature.
What is a physical change involving more than one substance?
Mixing sodium chloride (table salt) and water is a physical change involving more than one substance. The salt dissolves in the water, creating a homogeneous solution. Neither the salt nor the water undergo a chemical change during this process.
