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Questions and Answers
What is the smallest unit of matter that can exist independently?
What is the smallest unit of matter that can exist independently?
Which of the following is not a characteristic of a chemical reaction?
Which of the following is not a characteristic of a chemical reaction?
What is the term for the amount of substance that contains as many particles as there are atoms in 0.012 kg of carbon-12?
What is the term for the amount of substance that contains as many particles as there are atoms in 0.012 kg of carbon-12?
What is the process of converting word equation into symbol equation?
What is the process of converting word equation into symbol equation?
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What is the ratio of the number of moles of reactants and products in a chemical reaction?
What is the ratio of the number of moles of reactants and products in a chemical reaction?
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Study Notes
Atomic Structure and Chemical Reactions
- The smallest unit of matter that can exist independently is an atom.
- A characteristic that is not a part of a chemical reaction is reversibility of physical changes.
- The term for the amount of substance that contains as many particles as there are atoms in 0.012 kg of carbon-12 is a mole (mol).
- The process of converting a word equation into a symbol equation is called formula writing.
- The ratio of the number of moles of reactants and products in a chemical reaction represents the mole ratio, which is a whole number ratio.
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Description
Test your knowledge of chemical reactions, stoichiometry, and matter in this 10th class chapter 1 quiz. Topics covered include characteristics of chemical reactions, units of matter, and converting word equations to symbol equations.
