Gen Chem 1 Answers – Flashcards
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| "In a chemical reaction, matter is neither created nor destroyed" |
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| The Law of conservation of Mass |
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| Solid |
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| Definite volume and definite shape |
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| Kool aid mud salad dressing salsa ice water Name the homogeneous mixture |
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| Kool-Aid |
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| The study of matter and its interaction with other matter |
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| Chemistry |
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| A substance composed of 2 or more elements in a fixed, definite proportion |
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| Compound |
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| Two or more substances in variable proportions, where the composition is constant throughout |
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| Homogeneous mixture |
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| Dew forming on a blade of grass |
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| Physical change |
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| Convert 178 F to C |
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| 81.1 C |
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| Field of chemistry that studies the separation, identification, and quantification of the chemical components of substances. |
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| Analytical chemistry |
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| Symbol of Arsenic |
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| As |
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| Density w/ mass of 149.8 displacing 12.1mL of water |
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| 12.4 g/ml |
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| Volume of object w/ mass of 455.6 g and density of 19.3 g/ml |
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| 23.6 mL |
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| sig figs in 0.00100930 mL |
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| 6 |
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| sig figs in 3.408x10^5 |
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| 4 |
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| (433.621-333.9)*11.900 answer to correct sig figs |
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| 1.19x10^3 (3 sig figs) |
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| (965.43*3.911)+9413.4136 find w/ correct sig figs |
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| 5, 13189 |
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| # of ____ in an atom change, isotope formed |
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| neutron |
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| Element that is symbol Rh |
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| Rhodium |
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| symbol for Curium |
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| Cm |
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| Organic chemistry is the study of _____ |
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| carbon containing compounds |
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| Identity of element changes of number of ___ changes |
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| Protons |
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| Chemical symbol for cerium |
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| Ce |
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| Chemical symbol for silver |
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| Ag |
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| Symbol for Vanadium |
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| V |
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| Symbol for Gallium |
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| Ga |
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| Thorium |
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| Th |
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| Sr |
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| Strontium |
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| In |
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| Indium |
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| Fr |
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| Francium |
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| Sn |
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| Tin |
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| W |
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| Tungsten |
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| Mo |
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| Molybdenum |
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| Pu |
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| Plutonium |
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| number of electrons change, that thing changes into _______ |
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| an anion/cation |
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| Avogadro's number |
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| 6.02x10^23 |
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| Cu(No2)2 |
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| Copper II Nitrite |
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| formula for ammonium carbonate |
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| (NH4)2CO3 |
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| FeCl3 + HNO3 = Fe(NO3)3 + HCL solve + coefficient for hydrochloric acid |
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| 3 |
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| H2CrO4 |
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| Chromic Acid |
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| Separating a liquid and insoluble solid by pouring off liquid |
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| Decant |
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| H2SO3 |
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| Sulfurous acid |
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| Outer most electrons of an atom |
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| Valence electrons |
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| Diatomic atoms |
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| Naturally exist paired together with another atom of its type |
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| ClO2 |
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| Chlorine Dioxide |
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| Percent of Bromine in MgBr2 |
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| 86.8% |
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| Covalent bond |
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| A bond shared by two atoms |
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| CCl4 |
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| Carbon Tetrachloride |
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| HClO2 |
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| Chlorous Acid |
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| CoCl2 |
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| Cobalt (II) Chloride |
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| (PO4)3 |
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| Phosphate |
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| OH |
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| Hydroxide |
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| (CO3)2 |
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| Carbonate |
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| NO3 |
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| Nitrate |
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| CN |
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| Cyanide |
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| Chromate |
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| (CrO4)2 |
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| Dichromate |
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| (Cr2O7) |
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| Barium Iodide |
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| BaI2 |
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| Hydrogen bonding dipole-dipole covalent bonds london force which is not an intermolecular force |
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| covalent, that's intramolecular |
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| Amount of solute dissolved in a given amount of solvent |
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| Concentration |
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| R constant in PV=nRT |
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| .0821 |
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| C12H22O11 dissolved in 1L of water to produce a .47M solution. Grams of sucrose? |
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| .47 grams |
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| Property of solutions that results from the imbalance of intermolecular forces at the surface of the sulution |
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| Surface tension |
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| Oxygen Nitrogen Chlorine Fluorine Which can't do hydrogen bonding |
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| Chlorine |
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| Molarity |
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| moles of solute/liters of solution |
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| Molality |
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| moles of solute/kg of solvent |
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| Mass percent |
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| mass of solute/mass of solution |
