WS 3.1 The Mole 1. Describe/relate the size of the mole to an everyday object. 2. What is Avogadro’s Number? 3. How many marbles are in a mole of marbles? 4. How many mosquitoes are in a mole of mosquitoes? WS 3.2 Molar Mass Find the molar mass of the following compounds: Show work and include units 1. CO2 2. 3. 4. 5. Fe2O3 6. 7. 8. 9. AgCl 10. 11. 12. 13. Ca3(PO4)2 14. 15. 16. 17. W3(PO3)5 18. 19. 20. 21. Fe(C2H3O2)2 22. 23. 24. 25. Calcium Carbonate 26. 27
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brought along many cattle products such as cattle themselves‚ and buffalo hides and they returned with vast amount of luxurious items. This showed how close Mexico and Texas were and helped the local economy in northern Mexico grow. Francisco Javier Rodríguez was a petty-merchant who owed a lot of debt to customers. Due to that‚ he was not planning on returning to the fair the following year. He wanted to wait to return until he had the necessary means to pay back his debt. Francisco was very knowledgeable
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The Ponce Massacre took place in Ponce‚ Puerto Rico on March 21‚ 1937‚ when the American colonial police opened fire on a civil manifestation organized by the Partido Nacionalista of Puerto Rico. The Partido Nacionalista (Nationalist Party) organized a march to protest for the jailing of their leaders and commemoration of the abolition of slavery in the island by Spanish courts. That morning‚ Colonel Orbeta‚ the chief of police‚ traveled to Ponce with the intention of prohibiting the Nationalist
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the box customize bag‚ which means you can design your bag by yourself‚ create the shape‚ size‚ logo‚ color and so many options of your bag. On the other hand‚ you can buy a bag by a normal way; they have a large amount of samples on the website which was divided to 6 different articles such as messenger‚ laptop‚ tablet‚ backpack‚ tote‚ travel‚ accessories. Each article also has many list that make the customer easier to choose the bag he or she wants. Just by some clicks‚ the bag will come to your
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CONVERSIONS – MORE PRACTICE 1. How many moles does 80.0 grams of H2O represent? 2. How many moles does 45.0 grams of C6H12O6 represent? 3. How many moles does 22.0 grams of CO2 represent? 4. How many moles does 56.0 grams of N2 represent? 5. What is the mass of 2.0 moles of LiOH ? 6. What is the mass of 5.0 moles of Ba(CN)2 ? 7. What is the mass of 3.5 moles of water? 8. What is the mass of 0.75 moles of CuSO4 ? 9. How many atoms does 2.0 moles of He represent? 10. How many sodium ions are in 3.0
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How many people died on the Titanic? The Royal Mail Steamer (RMS) Titanic built by the White Star Company in the UK and owned by American tycoon‚ J.P Morgan met its fate while on its maiden voyage to New York when it struck an iceberg and sank two hours later in the early morning of April 15‚ 1912‚ in the Northern Atlantic. A total of 2224 people boarded this ship during its sail and a sum of 1514 people perished with it. The name Titanic‚ a Greek methodology means gigantic and it took a total of
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savior sibling isn’t the best choice. First off‚ having a savior sibling is not ethical. When parents undergo the surgical process of making a savior child parents are discarding embryos. According to the Catholic Church‚ the process is parents throwing away perfectly good embryos just because they are not a match to their other child. Another aspect of it being unethical is it is morally wrong‚ and families
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The bridge in San Francisco Since it was built in 1937 more than 16‚000 have jumped to their death. It is a site where most people have committed suicide than anywhere else in the world‚ in 2004 there were 24 deaths from this bridge. In my research reading I found that the bridge had a note at the entrance saying ‘CRISIS COUNSELING. There is hope make the call. The consequences for jumping from this bridge are fatal and tragic’ The people in the film spoke of how suicides of friends had affected
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Nutritionists ● Correct name of career: Dietitians and Nutritionists ● Education and or training required: ○ bachelor’s degree in dietetics‚ foods and nutrition‚ food service systems management‚ clinical nutrition‚ or a related area. ○ Many dietitians and nutritionists also have advanced degrees. ○ typically receive several hundred hours of supervised training‚ usually in the form of an internship following graduation from college. ○ Programs in Dietetics that allow students to complete
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child can be provided with better food‚ nutritious and well balanced‚ which may not be possible in a big family. The child can have better and a variety of clothing. Besides these the child can get good education. He may go to a good school because the parents can afford to meet the expenses. Good education means good books‚ good teachers and good tools. For instance‚ where there are many children an average parent cannot find means to provide books for everyone. Because of better attention to
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