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Civil FE Exam Questions and Answers (2024 / 2025) | 100% Correct Verified Answers Graded A+ $12.49   Add to cart

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Civil FE Exam Questions and Answers (2024 / 2025) | 100% Correct Verified Answers Graded A+

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Civil FE Exam Questions and Answers (2024 / 2025) | 100% Correct Verified Answers Graded A+ Civil FE Exam Questions and Answers (2024 / 2025) | 100% Correct Verified Answers Graded A+ Civil FE Exam Questions and Answers (2024 / 2025) | 100% Correct Verified Answers Graded A+

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  • September 2, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Civil FE
  • Civil FE
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Civil FE Exam Questions and Answers ()
| 100% Correct Verified Answers Graded A+
Acidity ACCURATE RESPONSE>>measure of acids in solution
caused by the formation of carbonic acid (H2CO3) from carbon dioxide in the air.
4.5<pH, carbonic acid ionized to form bicarbonate
8.3<pH, carbonate ions form

Alkalinity ACCURATE RESPONSE>>negative ions
ability of water to neutralize acids (absorb hydrogen ions)

Principal Alkaline ions ACCURATE RESPONSE>>OH- CO3-- HCO3-

Water hardness ACCURATE
RESPONSE>>positive ionspresence of
polyvalent metallic cations

total hardness ACCURATE RESPONSE>>sum of magnesium and calcium expressed as mg/L CaCO3

Carbonate hardness ACCURATE RESPONSE>>cations from dissolution of calcium or magnesium
carbonateand bicarbonate in water

Non carbonate hardness ACCURATE RESPONSE>>Also called permanent
hardness catiion from calcium and magnesium compounts of sulfate chloride or
silicate

Irons effect in water ACCURATE
RESPONSE>>stains porcelainbrown clothing
titration analysis

Manganese effect in water ACCURATE RESPONSE>>same as iron

Phosphorus effect in water ACCURATE
RESPONSE>>algae caloremic digestion methods

Nitrogen effect in water ACCURATE RESPONSE>>can reach large concentration of
groundwater can cause blue baby syndrome
algae

water color ACCURATE RESPONSE>>caused by true color
substancescompared to cobolt

turbidity ACCURATE RESPONSE>>light transmission

total solids ACCURATE RESPONSE>>residue after evaporation

, total suspended solids ACCURATE RESPONSE>>retained on filter

total dissolved solids ACCURATE RESPONSE>>pass through standard filter

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