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Using a sample of 21.004 grams of aqueous waste leaving a fertilizer manufacturer has NH3 (ammonia.) is diluted with H2O (water) of 76.730 grams. An aliquot of 14.045 grams of this solution is titrated with 0.1043 M hydrochloric acid (HCl.) and it required hydrochloric acid (HCl solution) of 29.18 mL to reach the methyl red endpoint. Compute the weight % Ammonia (NH3) in the aqueous waste.
Determine what mass of titanium displaces 65.6mL of H 2 O at the temperature 25 degree Celsius if the density of titanium metal is 4.51 g/cm 3 at the temperature of 25 ° C .?
A water sample has a pH of 8.21 and a total calcium concentration of 143 ppm. What is the total alkalinity of the water?
What are the advantages and disadvantages of animal studies and epidemiological studies for establishing dose-response relationships?
Lewis Structure and state which of the given compounds are isomers - There are three compounds are given as I. pentane , II. 2-methylbutane , III. 2,3-dimethylbutane , IV. 2,2-dimethylpropane V.
How many grams of water should be produced and What is the theoretical yield of nitrogen?
The Cl^- concentration in the water analysis given has been questioned. What concentration of Cl^- (mg/L) would make the cations and anions balance?
compute the partition coefficient for the compound between C 6 H 14 and H 2 O (Kphexane/water).
During a photochemical smog episode in a coastal city, the steady-state concentration of oxygen radicals at ground level was measured to be 0.09 ppmv at 25 degrees celsius.
Radioactive radon gas (222Rn) enters an average building at a rate of 5 picocuries per second per square meter of foundation area. Consider a house with a foundation of 400 square meters and a volume of 1000 cubic meters.
Compute the atomic weight for this naturally occurring element A and A Naturally occurring element A exists in three forms of its isotopes
Calculate the molecular weight of this gas if A sample of gas weighs 0.250 g and occupies a volume of 112 cm3 at STP?
Discuss in detail, one way in which atomic nuclear decay takes place. What is the significance of atomic nuclear decay? Analyze the societal implications of using this process.
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