pH Assignment and Questions And Answers | Guaranteed Pass!!!!

pH Assignment and Questions And
Answers | Guaranteed Pass!!!!
pure water, pH = 7.0
lake water, pH = 6.5
baking soda solution, pH = 9
soapy water, pH = 12 CORRECT ANSWERS neutral
acidic
basic
basic

rainwater, pOH = 8.5
cola, pOH = 11
tomato juice, pOH = 10
liquid drain cleaner, pOH = 0 CORRECT ANSWERS acidic
acidic
acidic
basic

Which of these statements best explains why pure water has a pH of 7? CORRECT
ANSWERS Water self-ionizes to form an equilibrium system that has [H3O+] = 1.0 ×
10-7 M.

Select the most acidic solution from these options.

Select the most basic (alkaline) solution from these options.

Select the least acidic solution from these options. CORRECT ANSWERS solution B,
pH = 1
solution C, pH = 13
solution A, pOH = 1

What is the pH of a KOH solution that has [H+] = 1.87 × 10-13 M?

What is the pOH of a KOH solution that has [OH− ] = 5.81 × 10−3 M?

What is the pH of a solution of NaCl that has [H+] = 1.00 × 10-7 M? CORRECT
ANSWERS 12.7

2.24

7.00

What is the hydronium ion concentration in a solution of HCl that has a pH of 4.65?