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