List possible manipulation errors that might contribute

Assignment Help Chemistry
Reference no: EM13175184

List possible manipulation errors that might contribute to the following errors in results:

1) obtaining a significantly larger amount of NaCl than was present in the original sample:
2) obtaining a significantly smaller amount of SiO2 than was present in the original sample:

Reference no: EM13175184

Questions Cloud

What is the melting range of a mixture : What is the melting range of a mixture of both trans-Cinnamic and urea?
What is ture when equal masses of a and b are reacted : what is ture when equal masses of a and b are reacted?
Define after-tax rate of reutrn : Assume the the equipment can be sold for its $12,000 salvage value at the end of the 8 years. Also assume a 46% income tax rate for state and federal taxes combined.
Type of geographic pricing policy : What type of geographic pricing policy is most appropriate for the following products (specify any assumptions necessary to obtain definite answer): a( a chemical by-product, (b) nationally advertised candy bars, (c) rebuilt auto parts, and (d) tricy..
List possible manipulation errors that might contribute : List possible manipulation errors that might contribute to the following errors in results
Compute the activation energy for a reaction : Calculate the activation energy (in joules) for a reaction whose rate constant doubles when the temperature is raised
Calculate the percentage of hso4- : The pH of a sample of rain is found to be 3.2. Calculate the percentage of HSO4- that is ionized in this sample, given that the acid dissociation constant for the second stage of ionization of H2SO4 is 1.2E-2.
State carbon monoxide is allowed to come to equilibrium : If the mixture of solid nickle(II) oxide and 0.20 M carbon monoxide is allowed to come to equilibrium at 1500 K, what will be the equilibrium
Compute its after-tax rate of return on the vessel : he lease also provided that the vessel could be purchased at the end of 6 years by the oil company for $35,000. At the end of the 6 years, the oil company exercised its option and bought the vessel.

Reviews

Write a Review

Chemistry Questions & Answers

  Develop a crystal field splitting diagram

Develop a crystal field splitting diagram for the following geometries by considering the crystal field generated by the ligands interacting with the d orbitals on the metal (ML2).

  Compute the decrease in energy thresh

CO2 Dissociation by means of electronic excitation. Using Fig. 5-6, calculate the decrease in energy thresh- old of the CO2 dissociation through electronic excitation related to preliminary vibrational excitation

  Determine total pressure in the 50.0 l container at equibrm

In a 50.0 L container, 4.00 moles of chlorine and 2.00 moles of bromine are placed and kept at 293.0 K  until equilibrium is reached. At equilibrium there are 82.63 g of Br2

  How many photons strike the leaf every second

solar radiation is 1200 , how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 for solar radiation.

  Depict the major organic product from reaction

Draw the major organic product from reaction of 1-butyne with BH3 in THF, then H2O2, OH-. If no reaction occurs, writE ethane, CH3CH3.

  Calculate the concentration of the original solution

A 50.0 mL sample of aqueous Ca(OH)2 requires 32.66 mL of a .812 M nitric acid for neutralization. Calculate the concentration (molarity) of the original solution of calcium hydroxide.

  Explain what is the mass of the copper block

When the two substances reach thermal equilibrium, the final temperature is 24.2 degrees celcius. What is the mass of the copper block?

  Calculate the total moles of gas present after the reaction

A .483 mol sample of graphite was heated with 2.14 mol oxygen gas to form carbon dioxide. Graphite is the limiting reagent in this reaction. Calculate the total moles of gas present after the reaction?

  What is the volume of the gaseous water

if 8.6L of H2 reacted with 4.3L of O2 at STP, what is the volume of the gaseous water collected (assuming that none of it condenses)?2H2(g)+ O2(g)--> 2H2O(g

  Determine the work done by the evolution

Determine the work done by the evolution of H 2 in the subsequent reaction on the surrounding atmosphere with1atm pressure and at 25 degree celsius temperature and express your answer in Joule

  Determine the hybrid state of each c

b) Determine the hybrid state of each C. c) Draw the molecule geometrically correctly showing its ?- and ?-bonds and the atomic orbitals used to form each bond.

  What will be the volume

A sample of neon has a volume of 610 mL when it is at a pressure of 867 mmHg. What will be the volume when the pressure is increased to 1760 mmHg

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