What is exactly the pH value of distilled water?

1.0
7.0
10.0
It depends on the temperature
Pure water is about 7 at 25 °C; this value decreases with increasing temperatures. At 50 °C, it is 6.55. It is also worth to note, that water that has been exposed to air is mildly acidic, because it absorbs carbon dioxide from the air.
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1.0
7.0
10.0
It depends on the temperature
answers
flagGreece
16%
28%
0%
56%
25
flagPakistan
11%
50%
0%
38%
18
flagUkraine
23%
36%
2%
36%
105
flagAustralia
6%
59%
0%
34%
32
flagBelarus
0%
54%
9%
36%
11
flagthe United States
12%
47%
7%
32%
157
flagIndia
3%
61%
4%
30%
159
flagPoland
18%
53%
5%
22%
4468
flagAustria
14%
57%
7%
21%
14
flagGermany
16%
51%
11%
20%
43
flagRussia
30%
42%
7%
19%
26
flagNigeria
9%
63%
9%
18%
11
flagthe United Kingdom
21%
57%
5%
15%
38