Elemental Composition Problem: Pick one sample of any substance in the world and explain the elements...

Elemental Composition Problem: Pick one sample of any substance in the world and explain the elements involved with that substance. Do not pick an organic molecule because they are well known to contain C, H, O, and N. (Don't pick a substance such as a plastic water bottle, a human, or a perfume) Describe how you know their compositions.

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queen_honey_blossom answered 8 months ago

A 5.91 g unknown sample analyzed by elemental analysis revealed a composition of 37.51 % C....

A 5.91 g unknown sample analyzed by elemental analysis revealed a composition of 37.51 % C. In addition, it was determined that the sample contains 1.4830 x 10^23 hydrogen atoms and 1.2966 x 10^23 oxygen atoms. What is the empirical formula?

Pick one of the many financial markets from around the world and explain how it operates....

Pick one of the many financial markets from around the world and explain how it operates. Then, pick a security of some sort (stock, bond, mutual fund) and explain how you would buy or sell this security. In addition, find a particular security that you have an interest in and tell us why you think that security might be one you would consider investing in.

Without doing any calculations, arrange the elements in FeCO3 in order of decreasing mass percent composition....

Without doing any calculations, arrange the elements in FeCO3 in order of decreasing mass percent composition. (Highest to Lowest)

Create an essay, explaining the fraud triangles three basic elements. Pick one and explain how you...

Create an essay, explaining the fraud triangles three basic elements. Pick one and explain how you might minimize its contribution to fraud. THE FRAUD TRIANGLE *Rationalization: the person doing it can devise a reason or excuse for committing fraud.They pay me too little.The insurance company is making too much money. * Pressure: need to pay bills. Drug addiction, Usually a significant financial issue.The recent recession provided lots of pressure to commit fraud. * Opportunity: ability to commit fraud, can be...

Pick any real world company that you've worked for or are interested in and write about...

Pick any real world company that you've worked for or are interested in and write about what kinds of capital they have raised or are raising. (200words)

Pick any country in the world. (a) Identify its level of GDP and GNI per capita...

Pick any country in the world. (a) Identify its level of GDP and GNI per capita for 2012. Which is higher? What’s the difference? (b) Pick either GDP or GNI. What has been this country’s average growth rate of this variable for the last 5 years? (Note: this is asking about how much growth happened over the five year period but then you divide by five to find the average annual growth). (c) Calculate what projected GDP/GNI per capita will...

Search and select any commercial Big Data Solution available in any domain and pick any one...

Search and select any commercial Big Data Solution available in any domain and pick any one factor below to support your selection. At least 10 sentences Scalability Sizing Performance Manageability & flexibility Complexity, Ease of use Relevant Functionality Proprietary & open source SW features & support

Which one of the following is not one of the four elements essential for any project?...

Which one of the following is not one of the four elements essential for any project? Common project vocabulary Teamwork System evaluation Project cycle plan Project management

Determine how many particles are in a 78 mole sample of any substance. Use the equation:...

Determine how many particles are in a 78 mole sample of any substance. Use the equation: particles= mole (given in the problem) x Avogadro's number (6.022 x 1023) 7.7 x 1021 6.022 x 1023 78 x 1023 4.7 x 1025 Determine the number of moles of Alumium is a sample that contains 4.56 x 1026 particles.(remember to always put your values in parentheses) 757 moles 0.031 moles 6.022 x 1023 moles 27 moles The mass of 1 mole of any...

One of the main elements of the success of any project is the purchasing and supply...

One of the main elements of the success of any project is the purchasing and supply management of the project and the quality management of projects. Can you give a description of the role of each department in increasing project effectiveness and work efficiency? (Procurement Management for Projects) (Project Supply Management) (Project Quality Management)

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