Anything that can burn is a combustible substance.
This looks to me like a confusion with "chromatography". Say you put some liquid substance on a piece of paper. Some molecules will move (diffuse) faster than others; thus, the substance becomes separated.
Yes it isFirst of all, never say, "Is a substance flammability,' because in college professors will not just drill you, you'll have a bad reputation around campus for low knowledge of grammar; say is strontium FLAMMABLE. And yes, strontium is flammable.
i say pure substance
when can we say that a subtance is homogenous
Because they have various levels of structural organization of their body which make them a functional individual
using a ph paper we can easyly say it da...
Be my miracle: Wees mijn wonder. Illumination: belichting Struck matchstick in the dark: Aangestoken lucifer in het donker.
This looks to me like a confusion with "chromatography". Say you put some liquid substance on a piece of paper. Some molecules will move (diffuse) faster than others; thus, the substance becomes separated.
Yes it isFirst of all, never say, "Is a substance flammability,' because in college professors will not just drill you, you'll have a bad reputation around campus for low knowledge of grammar; say is strontium FLAMMABLE. And yes, strontium is flammable.
When oxygen reacts with a substance we say the substance has been oxydized.
.. the substance is soluble
To say 'I have paper' in Spanish, you would say 'Yo tengo papel.'
There are many ways you could say fill out this paper. If you want someone to fill out a paper you could just say please.
i say pure substance
paper bag
when can we say that a subtance is homogenous
To say 'I want paper' in Spanish, you would say 'Yo quiero papel.'