Balancing Equations
Balancing Equations
Molar Mass
Molar Mass
Periodic Table
100
This must be done before the chemical can be used in any way
What is balance the equation
100
The Law of Conservation of Mass states
What is that mass is neither created nor destroyed?
100
The numbers in front of the molecules that tell how many of each molecule there are
What are coefficients?
100
The mass in grams of one mole of substance is called
What is the molar mass?
100
The Atomic number for Potassium is
What is 19?
200
A chemical equation represents
What is the reaction?
200
The first step in balancing an equation is
What is to make a list of how many atoms of each element are on each side of the equation?
200
The Mole , which is Avogadro’s number
What is 6.022 x 10^23?
200
The unit for molar mass is
What is Kg/Mol?
200
The atomic number for oxygen is
What is 16?
300
Two things you CANNOT do when balancing an equation
What is you cannot change a subscript and you cannot place a coefficient in the middle of a formula?
300
The amount of an element on one side of the equation must
What is equal the amount of that element on the other side of the equation?
300
The number of grams in the molar mass of an element is the same as
What is the atomic mass?
300
Different atomic masses lead to
What are different molar masses?
300
The symbol for Iron is
What is Fe?
400
Balance the following Equation: Ca(OH)2 + HCl --> CaCl2 + H2O
What is Ca(OH)2 + 2HCl --> CaCl2 + 2H2O
400
24. Balance the following Equation: Fe2O3 + C --> Fe + CO3
What is 2Fe2O3 + 3C --> 4Fe + 3CO3
400
The molar mass of sodium fluoride is
What are 42g/mol?
400
The molar mass of NaCl is
What is 58.5g/mol?
400
The atomic mass of N
What is 14?
500
Balance the following Equation: AgNO3 + CaCl2 --> Ca(NO3)2 +AgCl
What is 2AgNO3 + CaCl2 --> Ca(NO3)2 + 2AgCl
500
Balance the following Equation: C4H10 + O2 --> CO2 +H2O
What is 2C4H10 + 13O2 --> 8CO2 + 10H2O
500
How many moles of HCl can form from 0.12mol of Cl2?
What is 0.24 Mol of HCl?
500
How many moles of H2O react if 0.24mol HCl is formed?
What is 0.15mol of H2O?
500
This element is located to the left of Ar
What is Chlorine?
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