Explain why dead zones are often located along heavily inhabited coastlines.

Q: Room temperature:   294.0 K Barometric pressure:   763.0 mmHg Vapor of water:   18.6 mmHg Volume of…

A: Given that,Barometric pressure = 763mmHgVapour pressure = 18.6 mmHg

Q: 152. Dalton law states that the partial pressure of a gas in a mixture of gases is _____ to the…

A: The correct option is option b) directly related to the concentration of the gas in the mixture and

Q: 31. What is the_Molarity of 1.17 g of Na¿CO3 dissolved in 750. mL of solution?

A:

Q: Since mercury is a safety hazard, we have decided to use water instead in our barometer. What would…

A: The pressure will be same whether the mercury is used or water is used,  there is only a difference…

Q: Use the References to access important values if needed for this question. What is the concentration…

A: Henry law: This law states that the concentration of a gas dissolved in a liquid depends on the…

Q: If 700 ml of perchloroethylene (C2Cl4), SpG =1.62, spills and completely evaporates in a room 60ft x…

A: Given: Volume of perchloroethylene =700 mL. The specific gravity of perchloroethylene = 1.62 And the…

Q: another compound called hydrogen peroxide, H202. Hydrogen peroxide was first obtained by treating…

A:

Q: (SHOW CALCULATIONS) The Environmental Protection Agency sets limits for copper in drinking water at…

A: Given,Concentration of copper ( Cu ) in drinking water by mass = 1.3 ppmMolar mass of copper =…

Q: Which substance is found at high concentrations in surface waters and decreasing concentrations with…

A: Oxygen is found at high concentration in surface water due to two reson.. 1) the surface water is…

Q: What masses of sodium chloride, magnesium chloride, sodium sulfate, calcium chloride, potassium…

A: To determine the masses of each compound needed to produce 1 L of artificial seawater with the given…

Q: What is the difference between dissolved oxygen and oxygen in air?   Why is D.O. an important…

A: Dissolved oxygen (DO) and oxygen in air refer to two different forms of oxygen. Oxygen in air refers…

Q: Room temperature:   294.0 K Barometric pressure:   763.0 mmHg Vapor of water:   18.6 mmHg Volume of…

A: From the balanced chemical reaction of dissociation of hydrogen peroxide, number of moles of O2…

Q: An EPA standard for microparticulates in air is limited to a maximum of 50.0 Hg/m. Calculate the…

A:

Q: Some chemical compounds are listed in the first column of the table below. Each compound is soluble…

A: C₂H₅NH₂ (ethylamine)Important species present when dissolved in water:C2H5NH3​+ ,OH-, C2H5NH2,…

Q: Which is not a natural contaminant of water A. Gases including nitrogen, oxygen, radon, non-metal…

A: 2) the natural contaminant of water doesn't include industrial sewage.

Q: Which of the following is not a unique property of water? It prefers to be in the partially-bound…

A: Water is itself a very unique compound and it is so because of its unique properties. Some of these…

Q: From the information below, determine the mass of NH3 in 500 grams of concentrated ammonia?Ammonia,…

A: The ammonia solution is 28% by mass of solute; this means that 100 mL of the solution contains 28 g…

Q: Choose the aquaeous solution with the lowest freezing point. All solutions are nonvolatile. a.…

A:

Q: what is an aquifer and how is it relevant to water

A: Aquifers are the rock bearing water or sediments bearing water which transmits water to wells and…

Q: In the movie Spy Kids, Carmen and Juni use rebreathers instead of a scuba tank and/or snorkel tube…

A: Rebreather is an apparatus which can be used as substitute to oxygen cylinder in scuba diving.…

Q: In the Hoffman apparatus, the solution conducts electricity and water is decomposed to hydrogen at…

A: The Hoffman apparatus is used for the electrolysis of water. For electrolysis the water should be…

Q: 22. Some vinegar is just too strong to use in salad dressing. To ½ cup of vinegar containing 7.0%…

A:

Q: 1.50 L of a hydrogen peroxide solution produces 16 L of oxygen gas at STP. a. Calculate the…

A:

Q: Explain why the amount of dissolved oxygen in a lake is often considered an indicator of the…

A: Dissolved oxygen (DO) is the amount of oxygen gas present in water. Running water has more amount of…

Q: 2.00 mol of NOBr dissociates 9.4 % in a 1.0 L vessel.  Calculate Kc.               2NOBr (g)  ↔…

A: Given -> Mole of NOBr = 2.00 mole  Volume= 1.0 L  Percentage of dissociation= 9.4%

Q: The maximum quantity of lead allowed in drinking water is 0.05 ppm. What mass of lead could be found…

A: Given, Note: 1 ppm = 1 mg/kg Concentration of lead in water = 0.05 ppm = 0.05 mg/kg mass of water =…