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