This topic contains a solution. Click here to go to the answer

Author Question: What is the best pH level to maintain in a water tower? A) The pH of the water has very little ... (Read 272 times)

sam.t96

  • Hero Member
  • *****
  • Posts: 570
What is the best pH level to maintain in a water tower?
 
  A) The pH of the water has very little effect on the operation of the cooling tower.
  B) Higher than 9
  C) Between 6.5 and 9
  D) Lower than 6

Question 2

Which of the following refrigerant safety designations indicate the refrigerant would require more than 400 parts per million to be hazardous?
 
  A) B1 B) B3 C) A1 D) B2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kardosa007

  • Sr. Member
  • ****
  • Posts: 300
Answer to Question 1

C

Answer to Question 2

C




sam.t96

  • Member
  • Posts: 570
Reply 2 on: Jul 24, 2018
:D TYSM


dawsa925

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

For a complete list of videos, visit our video library