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CHEM 1020 Exam 4 questions and answers graded A+ by experts 2024/2025
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CHEM 1020 Exam 4 questions and answers graded A+ by experts 2024/2025
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CHEM 1020 Exam 4Solution - ANShomogeneous mixture, made up of solute and solvent
Solute - ANSsubstance that dissolves, smaller amount
Solvent - ANSsubstance the solute dissolves in, larger amount
Dissociate - ANSbreak apart into ions
Aqueous solution - ANSsolution in which water is the solvent
Concentration - ANSamount of solute dissolved in solvent
Dilute solution - ANSsmall amount of solute or large amount of solvent
Unsaturated solution - ANSmore solute can be dissolved
Saturated solution - ANSmaximum amount of solute is dissolved
Molarity - ANSmoles of solute/liters of solution, M = mol/L
Strong acid - ANScompletely dissociates
--->
Weak acid - ANSpartially dissociates
<--->
dissolves and dissociates, produce H+ - ANSWhat happens when an acid is added to water?
dissolves and dissociates, produces OH- - ANSWhat happens when a base is added to water?
pH - ANSa scale that measures acidity
0 --- acidic, more H+ --- 7 (neutral, H+ = OH-) ---basic, more OH- --- 14
Organic chemistry - ANSthe study of molecules made primarily of carbon
4 bonds - ANSCarbon always forms ______
1 bond - ANSHydrogen always forms ______
Alkane - ANSchain of carbon atoms connected by single bonds, nonpolar
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