A) 0.014g B) 0.014 g/cm3 C) 14,000 g/cm3 D) 14.28g/cm3
A) very close together and freely moving B) somewhat spread apart with little movement C) very far apart and feely moving D) somewhat spread apart with almost not movement
A) atom with different number of protons B) atom with different number of neutrons C) atom with different number of electrons D) atom with different number of energy levels
A) 5s B) 4p C) 3d D) 4d
A) S B) Na C) Si
A) nitrogen B) magnesium C) oxygen D) aluminum
A) 18.3atoms B) 0.56x10-24atoms C) 2.05x1024atoms D) 2.05atoms
A) 36.4x1023 mol B) 2.70mol C) 0.37mol D) 185.92mol
A) 117grams B) 24.67grams C) 0.041grams D) 222grams
A) AlCl2 B) AlCl3 C) Al2Cl3 D) Al2Cl
A) single-replacement B) composition C) decomposition D) combustion
A) single-replacement B) composition C) double-replacement D) combustion
A) 3,__,__,3 B) __,3,__,3 C) __,3,3,__ D) balanced
A) reactants B) products C) coefficients D) subscripts
A) 138.7grams B) 52.0grams C) 39.6grams D) 65.6grams
A) Li=+2 O=-1 B) Li=+1 O=-2 C) Li=+2 O=-2 D) Li=+1 O=-1
A) 120 amu B) 120 g/mol C) 76 amu D) 76 g/mol
A) 89% B) 11% C) 2% D) 20%
A) 74 g/mol B) 36 amu C) 36 g/mol D) 74 amu
A) single-displacement B) synthesis C) combustion D) decomposition E) double-displacement
A) synthesis B) double-displacement C) single-displacement D) decompostion E) combustion
A) decompostion B) single-displacement C) synthesis D) double-displacement E) combustion
A) single-displacement B) synthesis C) decomposition D) combustion E) double-displacement
A) synthesis B) decomposition C) double-displacement D) single-displacement E) combustion
A) L B) K C) oC D) atm
A) torr B) K C) L D) atm
A) 0.001cm3 B) 395cm3 C) 0.047cm3 D) 13976cm3
A) 706mmHg B) 805mmHg C) 1200mmHg D) 1071mmHg
A) 303K B) 105.3K C) 581K D) 855K
A) 500K B) 352K C) 206K D) 421K
A) 15atm B) 32atm C) 49atm D) 18.9atm
A) Multiply by 273 B) Divide by 273 C) Subtract 273 D) Add 273
A) 1atm B) 760 torr C) All of these D) 101.325kPa
A) K B) Two of the above C) L D) oC
A) experimentation B) communicating results C) research D) organizing data
A) music B) sunlight C) growth D) water
A) growth B) music C) water D) sunlight
A) 8.6 B) 860 C) 0.86 D) 86000
A) heterogeneous mixture B) element C) homegeneous mixture D) compound
A) hydrogen B) salt water C) air D) two of these
A) are hard to pick out B) maintain seperate identities C) combine to form new substances D) none of these
A) physical property B) chemical property
A) chemical property B) physical property
A) physical change B) chemical change
A) physical change B) chemical change
A) alkali metals B) noble gases C) transition metals D) halogens
A) by atomic mass B) by date of discovery C) by atomic number D) alphabetically
A) Millikan B) Thomson C) Rutherford
A) Thomson B) Millikan C) Rutherford
A) 8 B) 9 C) 6 D) 7
A) 6.02x1023 B) it depends on the mass C) Not enough information
A) 1s22s22p6 B) 1s12s12p6 C) 1s12s22p5 D) 1s22s22p5
A) [Ar] 4s2 B) [Kr]5s2 C) [Kr]1s22s22p63s23p64s23d104p65s2 D) [Ar]5s2
A) decreases B) increases
A) increases B) decreases
A) 12 B) 4 C) 3 D) 6
A) covalent B) special C) metallic D) ionic
A) covalent B) special C) ionic D) metallic
A) Mg2S B) MgS2 C) MgS D) MgS4
A) CCl4 B) CCl2 C) CCl3 D) CCl
A) iron (II) chloride B) iron chloride C) iron dichloride D) iron (IV) chloride
A) trinitrogen hexachloride B) nitrogen hexachloride C) nitrogen (III)chloride D) nitrogen chloride
A) shares electrons B) donates/accepts electrons
A) charge B) how much it weighs C) nothing D) number of atoms
A) two of these B) 4A C) transition metals D) groups 1A,2A,3A and 4A
A) __,3,__,3 B) __,3,3,__ C) __,__,__,__ D) 3,__,__,3
A) __,2,__,2 B) 2,__,2,__ C) __,__,__,__ D) __2,2,__
A) multipliers B) subscripts C) dividers D) coefficients
A) nonmetals B) metalloids C) metals
A) total protons B) total electrons C) total neutrons D) valence electrons
A) CrCl2 B) Cr2Cl C) Cr2Cl2 D) CrCl
A) NaCl B) HCl C) NaOH D) HF
A) 25 B) 0g C) 12.5g D) 50
A) neutral B) bases C) acids
A) ... B) ... C) Ms. Watson |