A) 0.014g B) 14.28g/cm3 C) 14,000 g/cm3 D) 0.014 g/cm3
A) very far apart and feely moving B) somewhat spread apart with almost not movement C) somewhat spread apart with little movement D) very close together and freely moving
A) atom with different number of protons B) atom with different number of energy levels C) atom with different number of electrons D) atom with different number of neutrons
A) 4d B) 3d C) 4p D) 5s
A) S B) Na C) Si
A) aluminum B) magnesium C) nitrogen D) oxygen
A) 2.05atoms B) 2.05x1024atoms C) 0.56x10-24atoms D) 18.3atoms
A) 0.37mol B) 185.92mol C) 36.4x1023 mol D) 2.70mol
A) 0.041grams B) 117grams C) 222grams D) 24.67grams
A) AlCl2 B) Al2Cl C) Al2Cl3 D) AlCl3
A) decomposition B) combustion C) composition D) single-replacement
A) composition B) single-replacement C) combustion D) double-replacement
A) __,3,__,3 B) __,3,3,__ C) balanced D) 3,__,__,3
A) reactants B) subscripts C) products D) coefficients
A) 52.0grams B) 138.7grams C) 39.6grams D) 65.6grams
A) Li=+1 O=-1 B) Li=+1 O=-2 C) Li=+2 O=-2 D) Li=+2 O=-1
A) 120 amu B) 120 g/mol C) 76 amu D) 76 g/mol
A) 20% B) 2% C) 11% D) 89%
A) 36 amu B) 74 amu C) 36 g/mol D) 74 g/mol
A) decomposition B) combustion C) double-displacement D) single-displacement E) synthesis
A) combustion B) decompostion C) synthesis D) double-displacement E) single-displacement
A) decompostion B) synthesis C) double-displacement D) combustion E) single-displacement
A) double-displacement B) combustion C) decomposition D) synthesis E) single-displacement
A) synthesis B) decomposition C) combustion D) double-displacement E) single-displacement
A) L B) atm C) K D) oC
A) atm B) K C) L D) torr
A) 0.001cm3 B) 13976cm3 C) 0.047cm3 D) 395cm3
A) 1071mmHg B) 1200mmHg C) 805mmHg D) 706mmHg
A) 105.3K B) 581K C) 855K D) 303K
A) 352K B) 206K C) 500K D) 421K
A) 32atm B) 49atm C) 18.9atm D) 15atm
A) Multiply by 273 B) Subtract 273 C) Divide by 273 D) Add 273
A) 1atm B) All of these C) 760 torr D) 101.325kPa
A) L B) oC C) K D) Two of the above
A) organizing data B) research C) communicating results D) experimentation
A) water B) music C) growth D) sunlight
A) water B) sunlight C) music D) growth
A) 0.86 B) 86000 C) 860 D) 8.6
A) heterogeneous mixture B) element C) homegeneous mixture D) compound
A) salt water B) air C) hydrogen D) two of these
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) chemical change B) physical change
A) physical change B) chemical change
A) alkali metals B) halogens C) transition metals D) noble gases
A) alphabetically B) by date of discovery C) by atomic number D) by atomic mass
A) Millikan B) Rutherford C) Thomson
A) Thomson B) Millikan C) Rutherford
A) 9 B) 6 C) 8 D) 7
A) 6.02x1023 B) it depends on the mass C) Not enough information
A) 1s12s22p5 B) 1s12s12p6 C) 1s22s22p5 D) 1s22s22p6
A) [Ar] 4s2 B) [Kr]1s22s22p63s23p64s23d104p65s2 C) [Ar]5s2 D) [Kr]5s2
A) decreases B) increases
A) increases B) decreases
A) 12 B) 4 C) 3 D) 6
A) ionic B) covalent C) metallic D) special
A) special B) covalent C) ionic D) metallic
A) MgS4 B) Mg2S C) MgS D) MgS2
A) CCl4 B) CCl2 C) CCl D) CCl3
A) iron (IV) chloride B) iron chloride C) iron dichloride D) iron (II) chloride
A) nitrogen (III)chloride B) trinitrogen hexachloride C) nitrogen chloride D) nitrogen hexachloride
A) donates/accepts electrons B) shares electrons
A) nothing B) number of atoms C) charge D) how much it weighs
A) 4A B) two of these C) transition metals D) groups 1A,2A,3A and 4A
A) 3,__,__,3 B) __,3,3,__ C) __,__,__,__ D) __,3,__,3
A) __,2,__,2 B) __,__,__,__ C) __2,2,__ D) 2,__,2,__
A) multipliers B) coefficients C) dividers D) subscripts
A) nonmetals B) metals C) metalloids
A) valence electrons B) total neutrons C) total electrons D) total protons
A) Cr2Cl2 B) CrCl C) CrCl2 D) Cr2Cl
A) NaCl B) NaOH C) HCl D) HF
A) 25 B) 0g C) 50 D) 12.5g
A) neutral B) bases C) acids
A) ... B) Ms. Watson C) ... |