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Q: Partial 0.75 /1 pts Question 8 Where is carbon stored on Earth? Check all that apply. V rocks and…

A: Carbon is one of the most important elements to humans since all organic compounds and most…

Q: In what ways are Ca and Si cycling in oceanwaters similar, and in what ways do they differ?How do…

A: The environmental factors such as temperature, precipitation, solar energy, soil, and others are…

Q: Why is it necessary to specify the temperaturewhen making a table listing ∆G values?

A: ∆G is defined the change of Gibbs (free) energy for a system; ∆G° is the Gibbs energy change for a…

Q: A quantity of gas in a piston cylinder had a volume of 0.539 m^3 and a pressure of 200 Pa. the…

A: According to the question, A quantity of gas in a piston-cylinder had a volume of 0.539 m^3 and a…

Q: if fish ina certain lake are reported to contain 4.0 ppm by weight DDT,(a) what percentage of the…

A: Parts per million is a way to measure concentration, it refers when a part is some substance is…

Q: What measurements do the green circles represent? What measurements do the red circles represent? :…

A: Carbon dioxide (CO2) gas plays an important role in the environment. It is also one of the prominent…

Q: Is the yield of SO3 at equilibrium favored by a higher or lower pressure? By a higher or lower…

A: Equilibrium is the state or a condition at which the reaction is not further favored forward in the…

Q: How many kilojoules are released by freezing 2.5 mol of H2O?

A: Enthalpy of freezing (∆Hfree) is used to calculate energy needed to release when liquid becomes…

Q: Summarize the main stages in the cycling of sulfur andphosphorus.

A: The sulfur cycle is a biogeochemical cycle wherein S in different forms is shunted through rocks,…

Q: Design an experiment to solve the following problem:Determine the rate of methanogenesis (CO2 + 4H2…

A: Methanogenesis is process of methane formation by methanogens (microorganisms can produce methane).…

Q: To produce 1000 kJ of electrical energy, the turbine of a power plant consumes 2860 kJ. What is the…

A: energy efficiency is the measure of the object to convert the maximum amount of input energy into…

Q: On average, NPP = of GPP. O 5% O 10% O 1% O 99% O 50%

A: Gross primary productivity (GPP) refers to the rate at which sugar molecules capture the energy from…

Q: 1. Which solutions, if any, produced a positive slope? Was water moving in or out of the cell…

A: Osmosis is movement or diffusion of solvent through a semipermeable membrane. Dialysis tubing allows…

Q: When warm summer temperatures set in and the surface of a lake reaches 200 Celsius, how much oxygen…

A: Dissolved oxygen It is the free, non compound oxygen present in water. It is vital for many life…

Q: Is the change from liquid to gaseous H2O favored or unfavored by ΔH? By ΔS?

A: A reaction is thermodynamically favorable when the Gibbs free energy change (∆G) of the reaction is…

Q: What is the expected isotopic composition of carbon inmethanotrophs (bacteria that consume CH4)?

A: Introduction  Methanotrophs are prokaryotic organism which can be either bacteria or archaea. They…

Q: what is The standard free energy change for the combined system that you wrote in the previous…

A: The standard free energy change (∆G°) of a chemical reaction is the free energy change at the…

Q: Some dried beans with a 14C/12C ratio one-eighth of the current value are found in an old cave. How…

A: The primary way for the age determination of an old sample is carbon dating. The carbon-14 is…

Q: Level of Dissolved Water Temperature (°C) c. If the trend continues as shown in the data, what would…

A: Dissolved oxygen means the amount of oxygen present in water. Dissolved oxygen of 4-5 ppm is…

Q: Lake Pekko has a pentachlorophenol (C6HCl5O) content of 42.8 μg/L, according to measurements. A…

A: The question asked about the bioconcentration factor (BCF) of pentachlorophenol in Matsu fish from…

Q: Why would increasing energy efficiency in homes and businesses across the united states reduce the…

A: In United States, energy efficiency could be increased by  1. Turning thermostats down in winter and…

Q: What is the HVL of tissue for 1.25 MeV gamma-rays. How many half-layers of tissue are in the human…

A: HVL stands for Half- Value Layer. It is the thickness of the tissue being imaged at which the…

Q: Po-210 is an alpha emitter with a half-life of 138 days. Howmany grams of Po-210 remain after 552…

A: Given Values: t1/2 = 138 days t = 552 days No = 5.80 g Nt = ??

Q: 10) 0.031709792 11) Convert one million seconds to years. (1 yr with 365 days) 12) Convert 12 liters…

A: These are conversions.  In order to convert a numerical value from one unit to the other one should…

Q: What are the values of ΔH and ΔS (in kJ/mol) for the change from gaseous toliquid H2O?

A: The Gibbs free energy denoted by G, combined enthalpy and entropy into a single value. The change in…

Q: Curator makes a goo (c) Calculate the enthalpy of combustion for ethanol using bond energies and…

A: Burning some materials at high temperatures is referred to as combustion. A gaseous material (smoke)…

Q: I am having trouble creating one single graph for all this data. I need four lines. How could I…

A: 5 10 15 20 25 30 35 40 45 50 55 60 pH 2 0 0 0.2 0.3 0.3 0.3 0.4 0.4 0.5 0.5 0.6 0.7 pH 4 0 0…

Q: What carbon compound is the least available for the majority of life forms and why is this the case?

A: Carbon is present in the environment in many forms yet most living forms are not easily accessible…

Q: What would the dissolved oxygen level most likely be if the temperature of the water was 35C

A: Dissolved Oxygen and  Water -- Introduction -- For drinking and other activities there must be a…

Q: About what thermometer reading (in degrees Celsius) do you expect as you approach the end of the…

A: The process of fractional distillation involves repeated distillations and condensations till the…

Q: How many moles of Na2S2O3 would be required to react completely with 0.450 g of AgBr?

A: As it is given, Na2S2O3 is reacted with the AgBr, the balanced reaction is shown below:  2Na2S2O3 +…

Q: The daily value % per 1 serving for Nature’s Bounty Zinc(50mg) is 455.0%. If you adjust it to 5…

A: Nature's Bounty Zinc(50mg) has a daily value of 455.0 percent per 1 serving. ie, 1…

Q: Are the two following statements true or false. 1) Is the allometric equation for metabolic rate MR…

A: Metabolism is the set of life-sustaining chemical reactions that are carried out in organisms. The…

Q: if we wanted to measure the energy released by an exothermic reaction (like combustion, acid/base…

A: Exothermic reactions proceed as soon as the components come into contact and give off energy/heat.…

Q: Using the data in this table, what is the AG° (in KJ/mol) for the reduction of FAD by water

A: The change in free energy is indicative of whether a reaction is spontaneous or not. If a reaction…

Q: What term describes kcat/Km? What is the maximum valuethat this term can have? Explain.

A: Catalyzed reactions are dependent upon many factors such as the velocity of the reaction, the…

Q: If Blue Whales each require 1,000kg of Krill per day to survive, and Krill have an energy density of…

A: The blue whale is an underwater animal so it requires a high and continuous supply of oxygen…

Q: if the absorbance of pure chlorophyll a in a 1 cm cell is 0.876 at 530 nm and the concentration is…

A:

Q: part 1What is the % v/v obtained when 20 ml of acetic acid is added to 200ml water? part 2How many…

A: % v/v is Percent volume/volume defined as the concentration of a solute in solution in terms of…

Q: Calculate the equilibrium constant (K'eq) for each of the three reactions at pH 7.0 and 25 °C, using…

A:

Q: The U.S. Environmental Protection Agency estimates that 2.4 kilograms of CO2 are released when 1…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…