Explain methods in order to determine the contamination

Assignment Help Chemistry
Reference no: EM13525906

If your given a 1.0L sample of water from a person's property who thinks there may be a significant level of pesticide in their water. What 2 analytical methods would you use in order to determine (quantitatively/qualitatively) whether of not there is pesticide present in the water sample. Include how you would use these methods in order to determine the contamination/presence?

Reference no: EM13525906

Questions Cloud

Determine what is the period of the motion : A magnetic field can force a charged particle to move in a circular path. What is the period of the motion
How to calculate the molar concentration of the ammonia : Calculate(a) the molar concentration of the ammonia and (b) the mass/mass % concentration of ammonia (17.04g/mol). given a solution density of 0.990 g/mL, HCI (aq) + NH3(aq) -right arrow NH4Cl(aq)
Identify the method of forming a causal hypothesis : Identify the method of forming a causal hypothesis in the following example: Whenever I get a cold, it starts with a runny nose. Soon enough, I’m sneezing. Next, my throat gets dry and I am coughing. You have a runny nose, sneezing, dry throat, an..
How much power is dissipated in the heating element : Your toaster has a power cord with a resistance of 2.2×10?2 connected in series with a 9.9 nichrome heating element. How much power is dissipated in the heating element
Explain methods in order to determine the contamination : What 2 analytical methods would you use in order to determine (quantitatively/qualitatively) whether of not there is pesticide present in the water sample. Include how you would use these methods in order to determine the contamination/presence
Find the horizontal distance traveled by the projectile : A catapult on a cliff launches a large round rock towards a ship on the ocean below. calculate the horizontal distance D traveled by the projectile
Determine how large a capacitor do you need : You have a 300nF capacitor and wish to combine it with one other to make a combined capacitance of 2.50uF. How large a capacitor do you need
Explain how it is possible to completely separate cations : Explain why you chose the order in which these elute, and explain how it is possible to completely separate these cations with the addition of simple HCL
Obtain the magnitude of the electric field in the room : A small 12.3g plastic ball is tied to a very light 26.6cm string that is attached to the vertical wall of a room. A uniform horizontal electric field exists in this room. Find the magnitude of the electric field in the room

Reviews

Write a Review

Chemistry Questions & Answers

  What is the total pressure of a mixture of gases

What is the total pressure of a mixture of gases made up of CO2, O2, and H2 if the partial pressures are 2.2atm, 400mmHg and 112kPa respectively.

  Explain what is the ph of 16.5 ml of a solution containing

Sodium stearate (C17H35COONa) is a major component of bar soap. The Ka of the stearic acid is 1.3 multiplied by 10-5. What is the pH of 16.5 mL of a solution containing 0.45 g of sodium stearate

  Identify the oxidizing agent in the reaction mg2hclh2mgcl2

identify the oxidizing agent in the reaction mg2hclh2mgcl2 the generation of hydrogen gas in the

  Explain the unreacted naoh in the reaction mixture

A 0.484g sample of impure NH4Br is treated with 25.00ml of 0.2050 M NaOH and heated to drive off the NH3. The unreacted NaOH in the reaction mixture after heating required 9.95mL of 0.0525 M H2C2O4 to neutralize.

  Explain the free radical bromination of ethane

The free radical bromination of ethane includes all of the following in the reaction mechanism EXCEPT

  Explain fluorine-18 undergoes positron emission

Fluorine-18 undergoes positron emission with a half-life of 1.10 x 102 minutes. If a patient is given a 248 mg dose for a PET scan, how long will it take for the amount of fluorine-18 to drop to 83 mg

  Using the coefficients demonstrate that is normalized

Write as a superposition of 3 eigenstates, indicating the numerical value of each coefficient. Using the coefficients, demonstrate that is normalized.

  Explain how to calculate the vapor pressure of a solution

The vapor pressure of water at 40.0 degrees celcius is 55.32 mmHg. Calculate the vapor pressure of a solution of 1.50m K2CO3 at this temperature (assume 100% dissociation)

  How to calculate the enthalpy change

Use Lewis structures and bond energies to calculate the enthalpy change of the following reaction: HCN(g) + 2H2(g) => CH3NH2(g) a. 158 kJ b. -158 kJ c. -590 kJ d. 590 kJ e. none of these

  Explain sucrose decomposes in acid solution into glucose

Sucrose decomposes in acid solution into glucose and fructose according to first-order rate law, with a half-life of 3.33 hr at 25 degrees Celsius. What fraction of the sample remains after 9.00hr

  Define the solvolysis of benzyl chloride proceeds

The solvolysis of benzyl chloride proceeds via a carbocation intermediate and occurs more rapidly than the solvolysis of 2-chloro-norbornane and tertiary butyl chloride.

  Determine the solubility of iron in mgl as fe in a solution

determine the solubility of iron in mgl as fe in a solution in equilibrium with feoh3 s ironiii hydroxide 10-2m total

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd