When an acid is added to water, hydroxide ions increases.
Answer:
I. solid waste material settle out
Explanation:
In the primary sedimentation stage, sewage flows through large tanks, commonly called primary sedimentation tanks. The tanks are<u> used to settle sludge while grease and oils rise to the surface and are skimmed off.</u> Primary settling tanks are usually equipped with mechanically driven scrapers.
On the other hand, bacteria break down 85%-90% of organic matter is a <u>biological step</u> in the sewage treatment plant. Chlorine, ozone, or ultraviolet light are used in the <u>chemical step</u> of the sewage treatment plant.
The Immune <span>system uses antibodies, proteins, and specialized cells, such as T-cells, to defend the body from microorganisms that cause disease.
In short, Your Answer would be Option A
Hope this helps!</span>
Humans have a density close to 1000 kg/m³ (the density of water). If a human has a mass of 75 kg, the volume would be around 0.075 m³.
Answer:
In the plant cell it's found in the chloroplast.
Hope this helps.