Calculate the ppm

Assignment Help Chemistry
Reference no: EM132251989

The concentration of potassium dichromate in waste water is found to be 4.85 X 10-7 M. Calculate the ppm (parts per million; mg/L) of chromium (VI) present in the waste water.

Reference no: EM132251989

Questions Cloud

Define changes in the organizational and funding structures : The organizational and funding structure of K-12 education has expanded to include both public and non-public options for schooling.
What volume of the liquid : If a 182 gram sample of this compound is needed, what volume of the liquid at 20.0°C must be provided? Volume = ______ml
How federal and state laws affect the means : Directions: Write a paper (1,000-1,250 words) that addresses influence of district leadership on student outcomes. Include the following in your paper.
Mixture of oxygen and krypton gases : A mixture of methane and neon gases, in a 8.08 L flask at 67 °C, contains 2.17 grams of methane and 3.58 grams of neon.
Calculate the ppm : Calculate the ppm (parts per million; mg/L) of chromium (VI) present in the waste water.
Describe two additional writing strategies : Provide a rationale for how each writing strategy could help Kaynia to meet her goal. Describe two additional writing strategies you would suggest based.
Create database of current information of technology devices : Using information from the topic materials and your own independent research, locate current and emerging assistive technology devices for speech and language.
Discuss the symptoms of the condition : Post a summary of the condition you chose. Include the brain area(s) responsible for the condition. Discuss the symptoms of the condition or the common problems
Examine the purpose of the treaty : In 1973, the United Nations adopted a treaty, the Prevention and Punishment of Crimes Against Internationally Protected Persons, including Diplomatic Agents.

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the kg mixture from the mixer

calculate the kg mix- ture from the mixer, kg water evaporated, and kg jam produced.

  Explain what is the mass of bas precipitated

what concentration of Ba(OH)2 solution is left after complete precipitation of BaS. What is the mass of BaS Precipitated

  Compute the amount of heat energy

Calculate the amount of heat energy in each of the following: A) calories removed to condense 125g of steam at 100 degrees celsius and to cool the liquid to 15 degrees celsius

  Explain use bond enthalpy to estimate the enthalpy change

Use bond enthalpy to estimate the enthalpy change for each of the following reactions: (a)H2C=O(g) + HCl(g) ---> H3C¬O¬Cl(g (b)H202(g)+2CO(g)

  The solutions corresponding to the anode and the cathode

Question- A solid piece of Copper (Cu) was used as the electrode in each side of the cell and the answers to party a and b are the solutions corresponding to the anode and the cathode.

  Use the data in the successive ionization energies

Problem- Use the data in the Successive Ionization Energies and Electron Affinity tables to determine the following. Assume the values in the Successive Ionization Energies table are given to the ones place. In kJ/mol

  What is the heat of the reaction

What is the heat of the reaction when 1.30 moles of F2 react - Complete the thermochemical.

  Define what is the specific heat of the metal

A 32.22 g sample of a metal that looks like aluminum is heated to 99.8 C in hot water. The metal is then quickly transferred into exactly 50.0 ml of water at 22.9 C in a calorimeter

  Components of a water-insoluble mixture of barium sulfate

Separat the components of a water-insoluble mixture of barium sulfate (BaSO4) and nickel (ii) carbonate (NiCO3). Chemicals provied to aid in the separation and recovery of the 2 component mixturee are HCl(aq) and K2CO3(aq)

  What is the most interesting water properties

What is the most interesting water properties? Explain how hydrogen bonding relates to that particular property.

  What is the maximum mass

What is the maximum mass, in kilograms, of (NH4)2U2O7 that can be formed from the reaction of 100 kg of water and 100 kg of ammonia with 481 kg of UO2SO4?

  Determine the mass of barium metal that must react

Find the mass of barium metal (in grams) that must react with to produce enough barium oxide to prepare 1.0 of a 0.15 solution of.

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