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