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