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