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