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