Acids & Bases
Whats the PH range of an Acid?
1-6
What is the equation for morality
moles of solute/moles of solution
What is the PH of a neutral substance?
7
Where is the molar mass located on the periodic table?
Under the element name
What do we have to wear during labs?
Goggles
What's the PH range of a strong base?
13-14
What is the molarity of a solution containing 0.5
moles of NaCl in 2.0L of water?
M= 0.5mol/2.0L =0.25 M
Is ocean acidification causing pH levels to increase or decrease?
Decrease
What is the molar mass of water?
18.02 g
When is classwork due?
What is something with a PH of 7 considered to be?
Neutral
What is it called when a solution has a low amount of solute?
Diluted
What do you give/take to neutralize a substance?
H+
What is the molar mass of helium?
4.00 g
How many students are there in the class?
35
What do acids give and bases take?
H+
What is concentration?
The measure of how much solute is dissolved in a solvent.
Does sodium oxalate increase or decrease the pH levels?
increases
What is the molar mass of Calcium?
40.08 g
What percentage of our grade is quizzes?
10%
How much does a strong base disassociate?
100%
What is the molarity of a 100.0 mL solution containing 1.00 mol of sugar?
10.0 M (M= 1.00 mol/ 0.100 L= 10.0M)
What does Neutralization usually produce?
Water and salt
What's Avogadro's number?
6.02x10^23
What percentage of our grade is transfer tasks?
35%