Explain what was your sampling rate to the nearest

Assignment Help Chemistry
Reference no: EM13152370

what was your sampling rate to the nearest 1 ml/min over a four hour sample period if you collected 35 mg of carbon tetrachloride from a known concentration of 150 PPM? the molecular weight is 154 g. Assume NTP condition. Please show all your steps

Reference no: EM13152370

Questions Cloud

Opening the mail and recording payments : Which of the following should be performed by the persons opening the mail and recording payments?
Theoretical cycle time per unit in minutes : A manufacturing cell has the theoretical capability of producing 40,000 microchips per quarter. The conversion cost per quarter is $90,000. There are 16,000 production hours available within the cell per quarter. The theoretical cycle time per uni..
How much energy in kilojoules is required : How much energy in kilojoules is required to convert 260 mL of water at its boiling point from liquid to vapor?
Units completed during the period : Assuming that all direct materials are placed in process at the beginning of production, what is the total cost of the 18,000 units completed during the period?
Explain what was your sampling rate to the nearest : what was your sampling rate to the nearest 1 ml/min over a four hour sample period if you collected 35 mg of carbon tetrachloride from a known concentration of 150 PPM?
What is the molality of ethanol in a solution : what is the molality of ethanol in a solution made by dissolving 14.6g of ethanol, C2H5OH, in 53.6 g of water?
Beginning or the end of the time to maturity : Over time what happens to the balance in the "premium" account? Assume the effectiveinterest rate method is used, does the premium account change more at the beginning or the end of the time to maturity?
Explain need to sample from a concentration : How long would you need to sample from a concentration of 1000 PPM using a flow rate of 50 ml/minute to collect 100 mg of material?
What is the selling price for product : In 2003 the company estimates that direct material cost and direct labour cost will increase by 12 percent. It also estimates that overhead cost will increase by a total of $ 6,000 and that selling and administrative cost and sales volume will rem..

Reviews

Write a Review

Chemistry Questions & Answers

  How many ml of the drug should the patient receive

A patient weighs 165 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25.0 mg of drug per mL of solution. How many mL of the drug should the patient receive?

  Define what is the molecular formula for the alkane

What is the molecular formula for the alkane with 39 carbon atoms? What is the molecular formula for the cycloalkane with 38 carbon atoms?

  Define machine which works by compressing a cylinder of gas

Question about States of Matter, Ian eats too many mars bars. To try to get rid of the excess kJ's he exercises in the gym by using a weights machine which works by compressing a cylinder of gas.

  Define what you would observe after elution

Discuss what you would observe after elution and visualization of a TLC plate having made the following mistakes in carrying out the anaylsis.

  How much heat (in kj) is evolved

How much heat (in kJ) is evolved in converting 1.00 mol of steam at 160.0 degrees Celcius to ice at -45.0 C? The heat capacity of steam is 2.01 J/g and of ice is 2.09 J/g.

  How many grams of cisplatin are formed

How many grams of cisplatin are formed from 54.4g of K2PtCl4 and 36.4g of NH3 if the reaction takes place in 95% yield based on the limiting reactant.

  Calculate ecell for the electrochemical cell

Calculate Ecell for the following electrochemical cell at 25 °C Pt(s) | H2(g, 1.00 atm) | H+(aq, 1.00 M) || Pb2+(aq, 0.150 M) | Pb(s) given the following standard reduction potentials.

  What percentage of the original cobr2 actually decomposed

Carbonyl bromide decomposes to carbon monoxide and bromine.  COBr2 (g) ↔ CO(g) + Br2 (g) Kc is 0.190 at 73?C. If you place 0.500 mol of COBr2 in a 2.00 L flask and heat it to 73  ?C,

  Calculate the partial pressure of the gases

A mixture of gases contains 0.290 mol CH4, 0.250 mol C2H6, and 0.270 mol C3H8. The total pressure is 1.60 atm. Calculate the partial pressure of the gases.

  Calculate the ph

In the titration of 68.0 mL of 1.0 M methylamine, CH3NH2 (Kb = 4.4 10-4), with 0.49 M HCl, calculate the pH under the following conditions.

  What is the new pressure of the gas

A 706 mL gas sample at STP is compressed to a volume of 248 mL, and the temperature is increased to 39?C. What is the new pressure of the gas in Pa.

  Explain although the aluminum cylinder is a solid

Although the aluminum cylinder is a solid (and, therefore, is quite in-compressible), it actually contains quite a bit of empty space.

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