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