Tuesday

July 29, 2014

July 29, 2014

Posted by **=)** on Thursday, July 10, 2014 at 7:14am.

hour up the stack. The flow rate of the hot

gases in the stack is 25 ft3/sec. What is the

concentration of the flyash in micrograms per

cubic meter?

- environmental engineering -
**Henry**, Thursday, July 10, 2014 at 9:39pm120Lbs/h * 454g/Lb. * 1h/3600s=15.13 g/s

of flyash.

25Ft^3/s * 1m^3/35.94Ft^3 = 0.696 m^3/s.

Concentration = 15.13g/s * 1s/0.696m^3 =

27.75 g/m^3 = 2.775*10^6 ug/m^3.

**Related Questions**

Physics - A stack of books rests on a level perfectly smooth surface. A force F ...

PreCal - You have 1000 coins. Start by placing one coin in its own "stack." Next...

Math - Need help on writing an equation. the question is let H represent the ...

physics - Forces of 8.85 N and 2.21 N act at right angles on a stack. What is ...

MATHEMATICS - A piece of notebook paper is about 0.0032 inch thick. If you begin...

chem - The height of a stack of 5 pennies is 0.72 cm and the radius of the stack...

chemistry - The height of a stack of 5 pennies is 0.72 cm and the radius of the ...

8 th grade math - a stack of fierwood is 8ft.x4ft.x4ft wood costs 1.00 per cubic...

algebra - Jonathan and Bill need to stack firewood. Jonathan can stack 130 ...

Physics - A fossil-fuel power plant that generates 1000MW of electrical power ...