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