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