Answer:
The answer is option 3.
Step-by-step explanation:
You have to substitute H+=2×10^(-9) into the equation of pH :
pH = -log[H+]
H+ = 2×10^(-9)
pH = -log[2×10^-9]
= 8.70 (3s.f)
Answer:
Step-by-step explanation:
I don't know xd
12 x 10000 = 120000
8 x 1000 = 8000
14 x 100 = 1400
7 x 1 = 7
120000 + 8000 + 1400 + 7
129407 is your answer
hope this helps
answer:
1.94117647058
Step-by-step explanation:
33/50 her free throw % is 66% at the moment based on how many she missed you'd do 33 / by 17 you get 1.94117647058