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Questions and Answers
What is the recommended approach to balancing an equation?
What is the recommended approach to balancing an equation?
When balancing diatomic molecules that are elements, what should you use?
When balancing diatomic molecules that are elements, what should you use?
What is the purpose of using state symbols in equations?
What is the purpose of using state symbols in equations?
Why is it important to distinguish between word and symbol equations?
Why is it important to distinguish between word and symbol equations?
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In ionic equations, why are ions more important than molecules?
In ionic equations, why are ions more important than molecules?
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What happens to limewater when exposed to carbon dioxide?
What happens to limewater when exposed to carbon dioxide?
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In the reaction Zn (s) + FeSO4 (aq) → ZnSO4 (aq) + Fe (s), what type of reaction is described?
In the reaction Zn (s) + FeSO4 (aq) → ZnSO4 (aq) + Fe (s), what type of reaction is described?
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What type of reaction is represented by the equation CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O(g)?
What type of reaction is represented by the equation CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O(g)?
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What product is formed in the reaction 2KOH (aq) + H2SO4 (aq) → K2SO4(aq) + 2H2O?
What product is formed in the reaction 2KOH (aq) + H2SO4 (aq) → K2SO4(aq) + 2H2O?
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Which of the following is NOT a product of the reaction 2C8H18 (l) + 17O2 (g) → 16CO (g) (aq) (l) + Mg(OH)2 (s) + 18H2O (g)?
Which of the following is NOT a product of the reaction 2C8H18 (l) + 17O2 (g) → 16CO (g) (aq) (l) + Mg(OH)2 (s) + 18H2O (g)?
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In the equation PV = nRT, what does 'n' represent?
In the equation PV = nRT, what does 'n' represent?
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What is the standard form of the number 0.0001?
What is the standard form of the number 0.0001?
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Which SI prefix represents $0.000000001$?
Which SI prefix represents $0.000000001$?
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'M' as a symbol in SI prefixes represents which quantity?
'M' as a symbol in SI prefixes represents which quantity?
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$mol-1 \times mol =$ ?
$mol-1 \times mol =$ ?
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