can you fix it?
What is wrong with this equation?
4x + 36 = 72, x = 8
x = 9
Symbol for gold
Au
A U, come back here with my gold!
(Latin name aurum)
37 - 52 =
12
4H2O + 4H + 2O = ? H2O molecules?
6H2O
Hydrogen has an atomic number of what?
What is 1
72 - 52 = 18
24
Symbol for lead
Pb
PB and lead sandwich
(from the Latin plumbum)
82 + 42 =
80
CH4 + 2O2 = ? CO2 + 2H2O
1 CO2
In order for an equation to be considered equal, both sides must have the same number of items/elements. True or False
True
The fifth planet from the sun is Neptune
What is Jupiter?
Symbol for Copper
Cu
C U later Copper!
(from Latin: cuprum)
12x + 15 = 51
Solve for x
x = 3
P4O10 + 2H2O = H3PO4
True or false?
False! P4O10 + 1H2O = H3PO4
A year on earth is how many days long?
365.24 days
A leap year happens every 5 years
Every 4 years
Symbol for silver
Ag
(from the Latin argentum, derived from the Proto-Indo-European h₂erǵ: "shiny" or "white")
95 / 5y + 1 = 2
Solve for y
y = 19
4HCl + 4Na = 4NaCl + ? H2
2
The highest known element on the periodic table is Oganesson. What is it's atomic number?
118
The adult human body has 305 bones
adult = 206 bones
child = 300 bones
Symbol for Mercury
Hg
(It is commonly known as quicksilver and was formerly named hydrargyrum from the Greek words, hydor and argyros)
9x - 2 - 2x = 2x - 12 + 2x
Solve for x
x = 2
2Na3PO4 + 3MgCl2 = 6NaCl + ??
Mg3(PO4)2
What is Mrs. Romash's favorite color?
Orange!