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