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