LIMITING REAGENT Practice Problems 1. At high temperatures‚ sulfur combines with iron to form the brown-black iron (II) sulfide: Fe (s) + S (l) ( FeS (s) In one experiment‚ 7.62 g of Fe are allowed to react with 8.67 g of S. a. What is the limiting reagent‚ and what is the reactant in excess? b. Calculate the mass of FeS formed. 2. Arcylonitrile‚ C3H3N‚ is the starting material for the production of a kind of synthetic fiber acrylics) and can be made from
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In the early 1500s there were many Native Americans in North Carolina when the Europeans first arrived. The Europeans were coming to the ‘New World‚’ where the Indians had been for 50‚000 years. The Europeans did not have compassion for the Indians so they ended up changing the lives of the Natives‚ causing cultures and land to be lost. The mixing of the European cultures with the Indian cultures affected land‚ ways of life‚ and beliefs. When they met‚ the Europeans did not trust the Natives. The
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Keystone species are species of animals that other species and the entire ecosystem depend on. Sea otters and elephants both play major roles in their ecosystems‚ as they are both keystone species. Without these two species‚ their ecosystems would have drastic changes in the environment in which many organisms and species would not be able to survive. If the sea otters and elephants were to leave the ecosystem it would cause a domino effect. The domino effect would make other species disappear
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Air Quality One of the different features of the natural environment to consider when planning a construction project is air quality. Good air quality is an essential part of a healthy environment‚ large factories tend to be located away from populated areas to prevent air pollution and large chimneys guide the pollution further up into the atmosphere to avoid any fallout to local inhabitants. However events in history such as the ‘Great Smog of 1952’ made such an impact that the government at the
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likely find that you are someone to go to if they need help with anything (work or personal). One example of professionalism would to come to work in the correct uniform: boots‚ boot socks‚ bootbands‚ woodland utility trousers with nametape‚ woodland utility blouse with name tapes‚ and woodland garrison cover. Another example would be to respect your senior marines: listening to what they say‚ obeying their orders‚ not gaffing them off‚ being polite‚ and addressing them by rank. Another example
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he San Joaquin Valley is the area of the Central Valley of California. It covers 7 counties which are Kings‚ Kern‚ Stanislaus‚ Merced and Fresno. The San Joaquin Valley is known as the #1 producing region in California for its variety of fruits and vegetables grown in its fertile soil. The Valley is 250 miles long and bordered on the west by the coastal mountain ranges. Even though a lot of the valley is rural there are a lot of urban cities here in the valley. I want to tell you about the five
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of implementing a new HRIS system in the organization‚ and the possible areas of issues caused by this change and the alternative ways to increase the success of the implementation process. 1. Evaluation of the situation. First of all‚ Julia Woodland was on the right track. She wanted to make significant changes. The steps she has taken show her experience and professionalism how to fix the mess in the HR department. Julia has divided the issues into two categories: immediate and long-term. The
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wildlife found within the park‚ including a diverse amount of animals. Redwood National Park is made up of a number of different ecosystems and each are home to many different species of animals. The main ecosystem in the park is‚ of course‚ the woodlands. Many species of birds‚ including the bald eagle‚ reside in these woods. Also living in the woods are the black bear and bobcat‚ which are often feared by visitors to the park‚ but never cause any real harm. Little do many people know Redwoods National
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obstacles in my life and always believe things will work out in the end. This is attributed to my dedication‚ support system‚ and my faith. I am Christopher Charles‚ an 18-year-old athlete‚ attending Woodland High School located in Stockbridge‚ Georgia. I have played on the football team at Woodland since ninth grade. My passion for football began with playing on recreation teams at the age of five. My childhood days on the football field were my most fond memories of my childhood. Even at that young
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Properties and Behavior of Gases General Properties of Gases Properties Solids Shape Definite shape Volume Definite volume Particles and movement Compressibility Density Liquids Gases No definite shape No definite shape Definite volume No definite volume Particles are Particles are close close together together and and may vibrate move randomly in place Incompressible Slightly compressible Particles are far apart and move randomly Very compressible
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