Chemistry Homework Help: Answers & Questions Page 65

• According to the following reaction, how many grams of hydrogen iodide will be formed upon the complete reaction of 33.0 grams of iodine with excess hydrogen gas? hydrogen (g) + iodine (s) hydrogen iodide (g)

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• What is the chemical formula for potassium sulfate?

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• What is the mechanism for nucleophilic substitution between butyl- iodide and NaCN?

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• What are the possible values of n and ml for an electron in a 5d orbital ? A) n = 5 and ml = -2, -1, 0, +1, or +2 B) n = 1, 2, 3, 4, or 5 and ml = 2 C) n = 5 and ml = 2 D) n = 1, 2, 3, 4, or 5 and ml = -2, -1, 0, +1, or +2

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• Is pyridine an aromatic compound?

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• Where is an electron located?

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• Is the enantiomer of isoborneol, borneol?

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• What is buffer capacity?

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• A ketone has the molecular formula C5H10O. Write the structural formulae of the isomers to show positional isomerism?

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• What information do you need to calculate the average atomic mass for an element?

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• How do electron configurations correspond to the periodic table?

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• What is a general definition for Bohr's postulates?

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• Ammonia gas is alkaline or acid?

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• How do you name and draw stereoisomers for 2-pentene?

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• What would be the major product obtained from the hydroboration–oxidation of 1-methylcyclohexene?

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• What is the difference between isotope notation and hyphen notation?

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• What are the branches of chemistry and their definition?

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• What are some uses of UV/VIS spectroscopy?

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• Why is Fischer esterification not useful for tertiary alcohols?

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• How to draw the lattice and crystal lattice structure of ionic compounds?

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• How do polyatomic ions differ from monatomic ions?

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• How do you express 275 mmHg in atm. and Pascal?

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• Mars is roughly 60million km from earth. How long does it take for a radio signal originating from earth to reach Mars? (Hint: use the speed of light)

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• Is H2S dihydrogen monosulfide or dihydrogen sulfide, please explain?

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• Does carbonic acid, H2CO3, spontaneously decompose?

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• An intramuscular medication is given at 5.00mg/kg of body weight. If you give 425mg of medication to a patient, what is the patients weight in pounds?

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• How did James Chadwick contribute to the atomic theory?

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• Which definition for acids and bases is the right one: Lewis or Brønsted?

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• How do you write the formula of periodic acid?

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• Based on the VSEPR theory, what is the molecular geometry of a molecule of PI3?

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• Who created the electron cloud model?

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• What does the mass number tell us?

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• What are the elements in Period 2 that are metals?

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• What is the valence electron configuration for phosphorus?

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• How many atoms of oxygen are found in aluminum nitrate?

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• What is the difference between a reducing disaccharide and a nonreducing disaccharide?

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• How do you write an ionic formula given the compound name?

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• What is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

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• What happens when solid dinitrogen pentoxide is added to water?

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• What are the isomers of C4H8?

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• Why is the maximum density of water at 4°C?

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• What are the charges of transition metals on the Periodic table?

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• What is the difference between acetal and ketal ?

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• What is the oxidation number of Cr in Cr2(SO4)3?

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• Why no numeral is needed as a prefix in the naming of butanal and butanone?

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• What is the relationship between 1) A.M.U and gram, 2) Mole and gram, 3) Mole and A.M.U?

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• How do you draw the lewis structure for ph3?

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• A 20.00 mL sample of a KOH solution required 31.32 mL of 0.118 M HCl for neutralization. What mass (g) of KOH was present in the 20.00 mL of the sample of KOH - (Molar mass of KOH 56.11 g/mol)?

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• What is viscosity?

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• How would you determine the empirical and molecular formula for hydrogen peroxide, which is 5.94% H and 94.06% O and has a molar mass of 34.01 g/mol?

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