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You are the chief environmental officer of an industrial operation of your choosing. Describe your operation, its different components or stages, the materials used and the type of wastes generated. What is your waste management plan and approach for protecting the environment and human health?
A 4.70 g nugget of pure gold absorbed 278 J of heat. The initial temperature was 28.0°C. What was the final temperature.
A mixture of 0.0319 g hydrogen and 0.0178 mol oxygen in a closed container is sparked to initiate a reaction. How many grams of water can form?
What is the pH of a solution made by mixing 30.00 mL of 0.10 M acetic acid with 30.00 mL of 0.10 M KOH? Assume that the volumes of the solutions are additive. Ka = 1.8 × 10-5 for CH3CO2H.
Hydrogen gas is contained in a one-liter vessel at "STP"(0 degrees Celsius and 1 Std. Atm.). Flourine gas is contained in a second one-liter vessel at the same conditions of temperature and pressure.
If 150 g of carbon reacts with 250 g Cl2 with an 85% yield, what is the mass of CCl4 produced
Calculate the molarity of an aqueous NaOH solution if 30.10ml of .500M H2SO4 is required to reach the end point when titrated against 10.00mL of NaOH solution.
What volume of .2 M Na2SO4 will completely react with 50 mL of .135 M Ba(NO3)2
If an automobile is able to travel 242 mi on 12.0 gal of gasoline, what is the gas mileage in km/L
Three gases (8.00 rm g of methane, CH_4, 18.0 g of ethane, C_2H_6, and an unknown amount of propane, C_3H_8) were added to the same 10.0 L container.
milk is pasteurised when heated to 63 C for 30 minutes, but if it is heated to 74 C it takes only 15 seconds for the same result. Find the activation energy for this sterilisation process
the osmotic pressure of the solution at 25C is found to be 0.614 mbar. Calculate the molecular mass of immunoglobulin G.
Calculate the degree of dissociation by A) assuming ideal behavior and B) using a mean activity coefficient y=0.93. The concentration of the acid is 0.010 M.
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