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