Balancing
The coefficient in front of F2
La + F2 ----> LaF3
What is 3?
The number of C atoms
C4
What is 4?
What brings Frosty the Snowman to life?
What is a magic hat?
2(NO3)2
What is 12?
The coefficient in front of DyI3
Dy + I2 -----> DyI3
What is 2?
The number of H atoms
2(NaHCO3)
What is 2?
Who invented Christmas lights?
Who is Thomas Edison?
In the balanced chemical equation shown below, what is the coefficient of aluminum (Al)?
4Al + O2 --> 2Al2O3
What is 4?
Balance the equation
____ Re + ____ Br2 → ____ ReBr3
What is 2 Re + 3 Br2 → 2 ReBr3
The number of O atoms
2(NaHCO3)3
What is 18?
Why do reindeer have hairy hooves?
What is the hair on their hooves give reindeer a good grip when walking on ice and snow, per the FDA
In total, how many gifts are given in the “Twelve Days of Christmas”?
What is 364?
Balance the equation
____ Hf + ____ N2 → ____ Hf3N4
What is 3 Hf + 2 N2 → ____ Hf3N4
The total number of atoms in the equation
La + F2 -----> LaF3
What is 7?
According to the Agricultural Marketing Resource Center, which state produces the most Christmas trees in the U.S.?
Balance the equation
____ Ga + ____ H2SO4 → ____ Ga2(SO4)3 + ____ H2
What is 2 Ga + 3 H2SO4 → ____ Ga2(SO4)3 + 3 H2
Balance the equation
Pb + AgNO3 ----> Pb(NO3)2 + Ag
What is Pb + 2 AgNO3 ----> Pb(NO3)2 + 2 Ag
The number of total atoms on the reactant side
P4O10 + H2O -----> H3PO4
What is 17?
“You smell like beef and cheese. You don’t smell like Santa,” is a quote from what holiday movie?
What is Elf?
Which of the following chemical equations is correctly balanced?
a. C4H10 +5O2 --> 4CO2 + 5H2O
b. 2HNO3 + Ca(OH)2 --> Ca(NO3)2 + 2H2O
c. K2CO3 + 2HCl --> 2KCl + CO2 + 2H2O
d. 2H2SO3 + 2Na --> 2NaSO3 + H2O
What is B?