Neutralization & pH
The pH of an acid
What is less than 7?
What is the molarity of 2 moles in 1 L
2M
What is the pH of a neutral solution
7
How do you calculate Molar Mass
Atomic mass of elements x Number of atoms
How tall is Mrs. Cassidy
5'2
The 3 different pH levels
What is acidic 1-6, neutral 7, and basic 8-14?
4 moles in 2 L
2M
What ion makes a solution acidic
H+
What is the SI unit for Molar Mass
g/mol
How many students are in this class
33
If NaCl is added to an acid, what will happen
Increase
What is the molarity of a solution made by dissolving 29 grams of NaCl in 0.5 L of water
1M
If H+=1x10^-3, what is the pH of the solution
3
What is the name of the number used in Molar Mass calculations
Avogadro’s number or Avogadro constant
What do we always need before we do a lab
Safety glasses/goggles
What's an accurate way to measure the pH of something
With a paper indicator
What's the difference between moles and molarity
moles=amount of substance, molarity= concentration (moles per liter)
Is HCI a Strong or Weak Acid
Strong acid
How many moles are in 15g of NaCl
58.44 g/mol
How many people have curly hair in this class
5
What's the pH of the ocean, and what should it be
pH should be around 8.1
What is the molarity of a solution made by dissolving 10 g of NaCl in 0.5 L
0.34M
If the hydrogen ion concentration is H+=3.2x10^-4, what is the pH
3.9
What is the Molar Mass of HSbF6
236.76 g/mol
How many boys are there in the class
16