jackieperez71181 jackieperez71181
  • 26-02-2024
  • Chemistry
contestada

Backflow may cause contamination of drinking water. Backflow may occur when which of the following is present?
a. High water usage
b. Cross-connections in plumbing systems
c. Low water pressure
d. Presence of organic matter in the water supply

Relax

Respuesta :

Otras preguntas

In football a field goal is worth 3 points which function rule relates the number of field goals f and the number of points p A f = 3p B p = 3f C p = 3/f D p =
plz help An X-ray technician will place a lead cloth over parts of your body when taking an X-ray to protect your cells from being damaged. Why do X-rays have
how is distance related to force in this experiment to mass
Twenty Thousand Leagues Under the Sea is science fiction. true or false ??
If cos∠A=3421,000, then what is m∠A to the nearest degree?
247 is 38% of what amount
victor wrapped this gift box with adhesive paper (with no overlaps) how much paper did he use?
Office work in the late 1800s became a much steadier means of employment for A. men B. women C. children
Powers specifically written about in the Constitution are called what?
Factor completely x^2+4x-32 (x + 8)(x - 4) (x + 8)(x + 4) (x - 16)(x - 2) (x + 16)(x - 2)