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What type of substance is a physical blend of two or more substances?
A compound.
What are the two categories that matter can be divided into?
Matter can be divided into two categories: pure substances and mixtures. Pure substances are made up of only one type of atom or molecule, while mixtures contain two or more different substances physically combined.
What is a change in which one or more substances are converted into two substances?
A decomposition reaction is a change in which one substance is broken down into two or more substances. This type of reaction is the opposite of a combination reaction, where two or more substances combine to form one product.
What are the two major subdivision of matter?
The two major subdivisions of matter are pure substances and mixtures. Pure substances are made of only one type of atom or molecule, while mixtures are made of two or more different substances physically combined.
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 type of mixture contains two or more substances that are evenly mixed?
homogeneous mixture
What type of reaction occurs if two substances are chemically combined and there is a release of energy?
Exothermic
What type of matter consists of two or more substances that are the same that are chemically combined?
A mixture.
How do the coefficient in a balance equation compare quantities of two substances?
Type your answer here... The ratio of the substances' coefficients equals the ratio of their number of moles.
What 2 catigories can matter be divided into?
Matter can be divided into two categories: pure substances and mixtures. Pure substances are made up of only one type of atom or molecule, while mixtures are composed of two or more different substances that are physically combined.
Which type of substances is composed of two or more different kinds of elements always in the same ratio?
compound
Heterogeneus means having what type of matter?
A heterogeneous mixture is one that consists of two or more substances.
