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What are the two kinds of pure substances?
elements and compounds
What are the two kinds of substances?
The two types of substances are pure substances and mixtures. Pure substances are made of only one type of particle and cannot be separated into other substances by physical means, while mixtures are made of two or more different substances that are physically combined and can be separated by physical means.
What kinds of substances besides water can be involed in hydrogen bonding?
Carbon
What kinds of plants have structures that move water other substances?
vascular
What kinds of changes in substances are always physical change?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
Explain how there can be so many different kinds of substances in the world?
Room 15 Rocks
What chemical reactions involve two main kinds of changes?
formation of new substances!!
How do the deep sea crature survive?
it depends what it is. they could survive on other living substances, they could also have different kinds of habitats for different kinds of animals...
Is sugar a substance?
Yes, or actually it's several substances. There are many different kinds of sugar.
Which substsnce is use in varnishes and paints?
Many different substances are used. There are hundreds of kinds of paint.
Which type of substances is composed of two or more differant kinds of elements always in the same ratio?
compound
Which type of substances is composed of two or more different kinds of elements always in the same ratio?
compound
