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Semester II Review

Semester II Review. Semester II Review. Name the compounds H 2 SO 3 H 2 S H 3 PO 4 HCN H 3 P HBr HClO. Semester II Review. Give the formula for the following compounds hydrofluoric acid hydroselenic acid carbonic acid nitrous acid sulfuric acid hydrobromic acid Chlorous acid.

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Semester II Review

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  1. Semester II Review

  2. Semester II Review • Name the compounds • H2SO3 • H2S • H3PO4 • HCN • H3P • HBr • HClO

  3. Semester II Review • Give the formula for the following compounds • hydrofluoric acid • hydroselenic acid • carbonic acid • nitrous acid • sulfuric acid • hydrobromic acid • Chlorous acid

  4. Semester II Review • Antimony tribromide • Silicon difluoride • Tetracarbon octahydride • Dinitrogen monoxide • Pentaphosphorous decoxide • Sulfur hexachloride

  5. Semester II Review • P2O5 • SO2 • NO2 • AsCl3 • P4H8

  6. Semester II Review • For the following compound, draw its Lewis structure, give the electron tally, hybridization, name of shape, determine if it is polar or not, and identify the Intermolecular Forces. • SO2

  7. Semester II Review • For the following compound, draw its Lewis structure, give the electron tally, hybridization, name of shape, determine if it is polar or not, and identify the Intermolecular Forces. • NH3

  8. Semester II Review • For the following compound, draw its Lewis structure, give the electron tally, hybridization, name of shape, determine if it is polar or not, and identify the Intermolecular Forces. • SO42-

  9. Semester II Review • Balance and classify the reactions • ____ C8H18 + ____ O2 ____ CO2 + ____ H2O • ____ FeCl3 + ____ NaOH  ____ Fe(OH)3 + ____NaCl • ____ P + ____O2 ____P2O5 • ____ Na + ____ H2O  ____ NaOH + ____H2 • ____ Ag2O  ____ Ag + ____O2 • ____ S8 + ____O2 ____ SO3

  10. SM II Review • Complete, Balance, and Classify each Rxn • Al + S  • NaCl + AgNO3 • C3H8 + O2 • H2O  • Li + Na2CO3 • In every chemical reaction, what item(s) is/are conserved?

  11. SM II Review • For a given chemical reaction, the theoretical yield is ____ than the actual yield • The first step in most stoichiometry problems is to _____.

  12. SM II Review • Hydrogen gas reacts with nitrogen gas to form ammonia gas. • Write and balance the equation • Determine the Limiting reactant if 3.50 g of hydrogen reacts with 42.0 g of nitrogen. • What is the theoretical yield of the above problem? • What is the % yield if the reaction produced 15.3 g of ammonia. • Calculate the amount of grams of excess reactant leftover at the end of the reaction.

  13. SM II Review • What is the empirical formula of a compound that is 32.37 % Na, 22.58 % S, and 45.05 % O. • If the molecular formula molar mass is 284.10, what is the molecular formula of the above compound. • What is the percent composition of FeO?

  14. SM II Review • Calculate the specific heat of an unknown metal, given that 25.0g of the metal lost 3570 J of energy during a temperature change from 100.0oC to 25.0oC

  15. Identify each of the letters on the graph and explain what is occurring. G F E D C SM II Review

  16. Label the solid, liquid, and gas regions on the graph. Label the triple point and critical point At 600oC and 90 atm, what phase is yummygum in? SM II Review

  17. SM II Review • Calculate the amount of heat released if 25.0g of steam is cooled from 150.0 oC to (-15.0 oC) • Phase 1 • Phase change • Phase 2 • Phase change • Phase 3

  18. SM II Review • If the volume of a container holding a gas is reduced, what will happen to the pressure within the container? • What happens to the temperature of a gas when it is compressed? • What happens to the pressure of a gas inside a container, if the temperature of the gas is lowered? • The volume of a gas is doubled while the temperature is held constant. How does the gas pressure change?

  19. SM II Review • Boyle’s law states that _____. • Charles’ law states that _____. • Gay-Lussac’s law states that ______. • Avogadro’s law states that ______. • Dalton's Law states that _______.

  20. Semester II Review • How many grams of CO2 are produced when 34.6 L of CH4 combusts with oxygen at a pressure of 1.78 atm and a temperature of 28oC. • Balance the equation first. (combustion of hydrocarbon)

  21. SM II Review • A gas confined in a 305 mL container exerts a pressure of 1.07 atm at 38.6°C. At what Celsius temperature will it exert a pressure of 2.75 atm if it is placed into a 644 mL container?

  22. SM II Review • What is the pressure inside a 3.0 L flask if 30.5 g of Carbon Monoxide is held at a temperature of 105.2 oC?

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