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ACS General Chemistry First Term Final 38 Questions with Verified Answers,100% CORRECT

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ACS General Chemistry First Term Final 38 Questions with Verified Answers Temp Conversions: Kelvin - CORRECT ANSWER K= C°+273.15 Farenheit - CORRECT ANSWER F°= 9/5(C°)+32 Celsius - CORRECT ANSWER C°= (F°-32) 5/9 Significant Figure Rules - CORRECT ANSWER 1. Leading zeros not sig 2. Zeros btw 2 digits are sig 3. Trailing zeros to right of decimal are sig 4. Trailing zeros before decimal are sig How many sig figs? 0.0005004 - CORRECT ANSWER 4 sig figs How many sig figs? ...

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General Chemistry ACS Exam 40 Questions with Verified Answers,100% CORRECT

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General Chemistry ACS Exam 40 Questions with Verified Answers Chemistry - CORRECT ANSWER the study of matter, its properties, and the changes that matter undergoes matter - CORRECT ANSWER physical material of the universe - anything that has mass and occupies space property - CORRECT ANSWER any characteristic that allows us to recognize a particular type of matter and to distinguish it from other types element - CORRECT ANSWER combinations of substances in matter atom - CORRECT A...

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Chemistry 112 ACS Exam 69 Questions with Verified Answers,100% CORRECT

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Chemistry 112 ACS Exam 69 Questions with Verified Answers Energy (decreases/increases) with increasing wavelength? - CORRECT ANSWER decreases Energy (decreases/increases) with increasing frequency? - CORRECT ANSWER increases The energy gaps between levels (decrease/increase) as the energy levels increase (n=1 to n=2 to n=3, etc.) - CORRECT ANSWER decreases The O-Si-O bond angles in SiO₂ (quartz) are closest to... - CORRECT ANSWER 110° A molecule with 0 lone pairs and 2 bonding ...

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Gen Chem Equations to study for the ACS Exam 28 Questions with Verified Answers,100% CORRECT

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Gen Chem Equations to study for the ACS Exam 28 Questions with Verified Answers Rydberg Equation for Hydrogen - CORRECT ANSWER Speed of Light/Wavelength/Frequency Equation - CORRECT ANSWER Speed of Light (3 x 10^8) Energy of a Single Quantum - CORRECT ANSWER E = hv v = frequency (c/λ) h = Planck's Constant (6.26 x 10^-34) Photoelectric Effect Equation - CORRECT ANSWER hv = KE + W h = Planck's Constant (6.26 x 10^-34) W = binding energy of the electron Electrostatic E...

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General Chemistry ACS EXAM (2015 version) 60 Questions with Verified Answers,100% CORRECT

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General Chemistry ACS EXAM (2015 version) 60 Questions with Verified Answers A 20.0 g sample of mercury(II) oxide (HgO, M = 216.6) is heated strongly, causing it to decompose to metallic Hg and O2 gas. What volume of O2 gas is produced (measured at STP)? (A) 1.03 L (B) 2.07 L (C) 4.14 L (D) 14.0 L - CORRECT ANSWER A When 30.0 mL of 0.10 M AgNO3 is added to 30.0 mL of 0.10 M NaCl, aqueous NaNO3 and solid AgCl are formed. How much solid AgCl is produced? (A) 0.0030 mol (B) 0.0...

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General Chemistry ACS EXAM Review 168 Questions with Verified Answers,100% CORRECT

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General Chemistry ACS EXAM Review 168 Questions with Verified Answers Rutherford's Gold Foil Experiment - CORRECT ANSWER proposed that atoms consist of a tiny, massive, positive nucleus surrounded by electrons nucleus - CORRECT ANSWER contains all the positive charge and nearly all the mass of the atom James Chadwick - CORRECT ANSWER discovered the neutron cathode rays - CORRECT ANSWER move from negative electrode to positive electrode (like electrons in a voltaic cell) Thompson...

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General Chemistry 2 ACS Final Review 25 Questions with Verified Answers,100% CORRECT

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General Chemistry 2 ACS Final Review 25 Questions with Verified Answers What are the 4 types of intermolecular forces listed from weakest to strongest? - CORRECT ANSWER London dispersion, dipole-dipole, hydrogen bonding, ion-dipole What effect does IMFs have on surface tension? - CORRECT ANSWER surface tension increases as strength of IMF increase What effect does IMFs have on viscosity? - CORRECT ANSWER viscosity increases as strength of IMFs increase What effect does IMFs have on b...

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ACS Gen Chem 1 Exam 89 Questions with Verified Answers,100% CORRECT

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ACS Gen Chem 1 Exam 89 Questions with Verified Answers Extensive Property - CORRECT ANSWER Values that depend on how much you have Intensive property - CORRECT ANSWER Independent of size sample Density - CORRECT ANSWER Mass/volume Homogeneous mixture - CORRECT ANSWER Same throughout, indistinguishable parts Heterogeneous - CORRECT ANSWER Different parts, distinguishable parts Diatomic elements - CORRECT ANSWER N2, O2, H2, Cl2, Br2, I2 John dalton - CORRECT ANSWER Founded the...

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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers,100% CORRECT

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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers The two states that are collectively known as the condensed states are _______. - CORRECT ANSWER solid and liquid The attractive forces that exist between all molecules and atoms, and are the forces that hold many solids and liquids together - CORRECT ANSWER intermolecular forces Intermolecular forces are only significant at _____. - CORRECT ANSWER short distances The state of a sample of matter is determine...

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ACS Chemistry Final general Chem 1 Review 63 Questions with Verified Answers,100% CORRECT

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ACS Chemistry Final general Chem 1 Review 63 Questions with Verified Answers Density - CORRECT ANSWER mass / volume Conversion from celsius to kelvin - CORRECT ANSWER K = DegC + 273.15 Conversion from DegF to DegC - CORRECT ANSWER DegC = (5/9) (DegF - 32) Conversion from DegC to DegF - CORRECT ANSWER DegF = (9/5)(DegC) + 32 Intensive properties - CORRECT ANSWER Independent of amount of matter examined Extensive propertires - CORRECT ANSWER Dependent of amount of matter examined...

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