Answer:
450
Explanation:
i just learning here good question tho
I THINK 0.01...i think meaning im not 100% sure but i hope this helps
Answer:
The answer is letter B
Explanation:
the release of fly ash into the atmosphere. Because pollution control standards now require that it be captured prior to release by fitting pollution control equipment.
<u>Answer:</u>
<em>C. Sulfur dioxide
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<u>Explanation:</u>
Sulfur dioxide is a dangerous chemical, and it may create complications. An ingredient incorporated in the making of sulfuric acid because it is widely used in many industries. When starting a car in the morning, one interacts with Sulfur, and this is experienced when striking a match.
The substance is usually colorless and soluble in water forming a gas. Sulfur is not, however flammable, but it has a transition that happens during the volcanic and produces a waster product with materials that are heated.
Answer:
<u><em>River valley civilizations</em></u>
Explanation:
They were centred around various river valleys as their main source of livelihood and the flourished only due tiote river valley on which they were based. Like the harappan in Indus Valley, The yellow river (Huang He), the Mesopotamia around Tigris and Euphrates and the egyptian Nile.
