The answer is letter choice B
Answer:
1/26
Step-by-step explanation:
The equation should look like :
[H+] = (1-a)(x) + (a)(y)
Where:
5.8 = -log [H+]
5.0 = -log x
6.9 = -log y
(1-a) = proportion of x
<span>a = proportion of y
so calculating a will give you the result of how many ounces are required</span>
55 blue or red marbles,
55-22 = 33 blue marbles
bag1+bag2= 2525
bag1=.4
33/55=.6 blue marbles
bag 2=.6
so it is 40% that U choose bag 1
Answer:
14 hours
Step-by-step explanation:
If you need to take 1 pill every 3.5 hours then this suggest that the effects of 1 pill lasts for 3.5 hours.
Therefore, if you take 4 pills then they will last: 4 x 3.5 = 14 hours
