Biochemical oxygen demand reflects the amount of organic matter in water bodies
Indicate whether the statement is true or false
TRUE
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The United States is the clear leader in total area of forests approved by the Forest Stewardship Council
Indicate whether the statement is true or false
Why do long periods of sitting or standing cause our legs and ankles to swell?
What will be an ideal response?
In a blast furnace, coke, which is solid carbon, reacts with O2(g) to form carbon monoxide. The carbon monoxide then reacts with Fe2O3(s) to produce solid iron and carbon dioxide. Which of the following is the balanced equation for this combined process?
A) 2 Fe2O3(s) + 3 C(s) + 3 O2(g) ? 2 Fe(s) + 3 CO2(g) B) 2 Fe2O3(s) + 2 C(s) + 3 O2(g) ? 4 Fe(s) + 2 CO2(g) C) 2 Fe2O3(s) + 6 C(s) + 3 O2(g) ? 4 Fe(s) + 6 CO2(g) D) 2 Fe2O3(s) + C(s) + 3 O2(g) ? Fe(s) + CO2(g)
Suppose it was discovered that the bleach that is commonly used for laundry was carcinogenic. Referring to the policy life cycle, describe a predictable course of events until the problem is brought under control
What will be an ideal response?