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