Trout are cold water fish, and cannot tolerate temps over 75 degrees. Source;Cherokee Reservation Trout Hatchery, Cherokee, NC
110 ppm
The best pH level for soap the use on an infant is 7. A safe level for humans pH level of soap is anywhere from 7 to 14. This is to mainttain a safe pH level in the skin naturally.
on rainbow
pH 10 and 12
the best pH for African cichlids is anywhere from 7.5 to 8.5 they like a high blue colour if you have a pH tester.
5.5 to 6.5
Apples have a pH level of 3. Also, soda has a pH level of 4, and vinegar's pH level is 2.5.
The normal pH level of the Duodenum is between 7 - 8, fairly neutral. So the enzymes released can work best.
While I cannot give you a properly researched answer, I just did an experiment on this exact same question, and founf that a pH of 6 was the best for bean seeds.
Yes pH levels influence mold growth. Molds generally prefer a slightly acidic pH and will grow best then. Each mold species has a particular pH at which it grows best.
The pH level of an orange is 4.3.
PH level of a country?
the pH level is 1.1