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