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