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Science 1206 Test 2

Chemistry Unit 1 Test 2

QuestionAnswer
In which type of change are bonds between atoms and/or ions broken and new bonds formed chemical change
what is the name given to the initial substance(s) that react together in a chemical reaction reactants
what is the name of the new substances formed during a chemical reaction products
what states that mass is neither created nor destroyed. Law of conservation of mass
the law in #4 means that the total mass of the reactants ______ the total mass of the products equal
an equation that indicates the chemical formulas for the reactants and products, but not the amounts skeleton equation
an equation that indicates chemical formulas with coefficients showing the correct number of atoms balanced equation
the reaction type where two substances react to produce a single compound formation
the reaction type where one compound breaks down into smaller substances decomposition
the reaction type where one element replaces another in an ionic compound to form a new element and compound single replacement
the reaction type where the metals swap places between two ionic compounds to form two new compound double replacement
the reaction type where a hydrocarbon reacts with oxygen gas to produce carbon dioxide and water vapor hydrocarbon combustion
acids contain what element? Hydrogen
strong bases contain what polyatomic ion Hydroxide
what type of substance has a bitter taste and is corrosive with a sippery feel base
what type of substance is formed from a pure liquid that dissolves in water and forms a colorless aqueous solution that is an electrolyte? acid
what type of aqueous solution has a pH of more than 7 base
what type of aqueous solution has a pH of less than 7 acid
what type of aqueous solution will turn blue litmus paper red acid
what type of aqueous solution will turn red litmus paper blue base
this scale uses a number representing the concentration of hydrogen ions in a solution pH scale
what is the reaction type where an acid and a base react to produce a salt and water neutralization
Created by: awelcher
 

 



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