Acids and Bases
What is the definition of an acid?
Something that forms H+ ions
A substance has a pH of 4.9. Is it acidic or basic?
Acidic
What is the [OH-] concentration if the pOH is 11.1?
7.94 x 10-12
What is the pH if the [OH-] is 5.55 x 10-8?
6.74
Marcellius Gilmore Edson
What is the definition of a base?
Something that forms OH- ions
A substance has a [H+] of 3.2 x 10-8. Is it acidic or basic?
Basic (7.49)
What is the pH if the [H+] is 1.3 x 10-4?
3.89
What is the pOH if the [H+] is 1.2 x 10-3?
11.1
What does Mr. Utter put in his coffee?
Milk and Sugar
An acid has a pH of what?
Below 7
A substance has a [H+] of 5.9 x 10-2. Is it acidic or basic?
What is the [H+] if the pH is 5.3?
5.01 x 10-6
What is the [H+] if the pOH is 9.3?
2.00 x 10-5
How fast can an ostrich run?
43 mph
A base has a pH of what?
Above 7
A substance has a [H+] of 1.1 x 10-11. Is it acidic or basic?
Basic (11.0)
What is the pOH concentration if the [OH-] is 2.8x10-8?
7.55
What is the [OH-] if the pH is 4.5?
3.16 x 10-10
What distinguishes Perry the Platypus from a normal Platypus?
His dope hat
What is the optimal pH range for most living things?
6.5-8.2
A substance has a [H+] of 9.3 x 10-9. Is it acidic or basic?
Basic (8.03)
6.26
5.92
On average, how many tornados happen in the US each year?
1000