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