The pH of distilled water is usually LESS THAN 7, because when it contacts air CO2 gas begins dissolving into the water.
I am not really sure but I think the answer is B
Answer:
x=14
Step-by-step explanation:
Adding all angles in this diagram sould get you 360. Because of this, we can use inverse operations to solve this. Subtract 90 and 60 from 360 to get 210. Now, the equation is 15x=210. Dividing both sides by 15 gets you 14. Hope this helps!
Answer:
3.6?
Step-by-step explanation:
I didn't understand stand but I just divided 9 and 2.5 and got 3.6
Pi (π) is the measure of a circle's diameter (and for that matter, radius) and it's circumference. It's an irrational number and therefore neither repeats nor terminates. The value is estimated (and accepted) to be 3.1415.
Hope I could help you!