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