oreobehn2817 oreobehn2817
  • 26-03-2024
  • Chemistry
contestada

Calculate the temporary hardness and permanent hardness of a sample of water containing: Mg(HCO₃)₂ = 7.3 mg/l; Ca(HCO₃)₂ = 16.2 mg/l; MgCl₂ = 9.5 mg/l; CaSO₄ = 13.6 mg/l
a. 200 ppm,150 ppm
b. 100 pppm, 150 ppm
c. 150 ppm, 200 ppm
d. 150 ppm, 150 ppm

Respuesta :

Otras preguntas

what exceptional challenges did african americans face during the 1920s and how did they meet them?
Is it. A) B) c) d)????
what is tom's reaction to george wilson's sayings going to move west with myrtle? (great gatsby)
What is a common problem associated with nuclear power plants?
What are the major products when glucose is broken down in glycolysis? NAD+ and FAD ATP and NADH ATP, FADH2, and NADH pyruvic acid and ATP
What are the functions of the Cardiovascular system?
Increased __________ can make a stressed driver worry excessively, driving too slow or attempting to avoid dangers that don't exist.
Determine whether the function ƒ(x) = –2x3 – 5x is even, odd, or neither. neither odd even
BRAINLIESTTT ASAP!! Which substances are needed for cellular respiration? Explain why and answer in 3 sentences.
Blood cells are( concave, compound, or, thread-like) in shape because they lack a nucleus.