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- Discuss atleast 6 negative effects of carbon monoxide and 6 negative effects of carbon dioxideQ13. In a 1 lit water sample 51 mg of hydroxyl ions are present. Calculate its pH rounding off to one decimal placeEA two-stage distiller system is used to remove TDS from sea water as shown in the figure. The concentration of IDS (mg/) in the brine leaving Stage 2 distiller is: Stea Stage 2 Q4 MGD Brine Sea water Q 13 MGD TDS-38000 Frosh water Q11 MGD TDS- 70 mg Heat Heat (ii) 123,308 ad from the giyen information (iv) 246,615 (vi) none of the above (i) 332,615 (ii) 170,615
- Discuss atleast 5 sources of carbon monoxide and atleast 5 sources of carbon dioxideGasoline a mixed with 9 ft^3 kerosene so that the volume of the mixture in the tank becomes 23ft^3. Determine the specific weight of the mixture in lb/ft^3 (Specitc gravily of Gasoine=0.7and Specific gravily of Kerosene = 0.8 )Please solve and show all work with units Determine the total Theoretical oxygen demand for both carbon and nitrogen compound containing a total oxygen required for NO2- of 100 mg/l and the sample Nh4+ originally having 14 mg/l as N. C6H12O6N2 + O2 + H+ ➔ CO2 + H2O + NH4 + NH4 + + O2 ➔ NO2 - + H+ + H2O NO2 - + O2 ➔ NO3 -
- You are treating 10 million gallons per day (MGD) of water with alum at a dosage of 50.0 mg/L. Alum is available as a hydrated salt Al2(SO4)3.16H2O. Determine:(a) The monthly alum dosage required in metric tons/month (1 metric ton = 1000 kg)(b) If you assume that each equivalent of alum added to the water consumes 1 equivalent of alkalinity, determine the alkalinity consumed by alum addition in milliequivalents/L (meq/L)(c) Given that the raw water contained 30 mg/L as CaCO3 of alkalinity, is the alkalinity sufficient? What would happen if the alkalinity is inadequate?Problem- A water contains 110 mg/L carbonate ion and 80 mg/L bicarbonate ion at a pH of 10. Calculate the alkalinity exactly at 25° C. Approximate the alkalinity by ignoring hydroxide and hydrogen ion. What is the percentage error in approximation?Problem 7-69 Gasoline at 20°C (sp. gr. 0.719, μ = 0.000292 Pa-s) flows at the rate of 2 L/s through a pipe having an inside diameter of 60 mm Determine the Reynolds number Ans: 104,400
- (d) COD levers of 60 mg/L were measured in groundwater. It is suspęcted that fucl contamination is the main cause. What concentration of hydrocarbons from fuel is necessary to account for all the COD observed? For simplicity assume fuel hydrocarbons to have an average unit formula of CH2.Kerosene has a specific weight of γk = 51.1 lb/ft3 and benzene has a specific weight of γb = 56.2 lb/ft3. A.Determine the weight of kerosene that should be mixed with 8 lb of benzene so that the combined mixture has a specific weight of 52 lb/ft3Determine the freak point dosage of chlorine given the data below which was obtained from chlorination experiment. 5 6 7 Dosage(mg/L) Required Cl₂Cmg/L 0.2 0.45 1.05 2.75 4.5 5.15 6.03 1 2 3 4
