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Midterm Exam(Chem 301) Part I

Quiz by MELIEN VANZUELA

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32 questions
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  • Q1
    Which of the following sub discipline in chemistry deals with the study of all substances containing carbon?
    Inorganic chemistry
    Biochemistry
    Organic chemistry
    Analytical chemistry
    30s
  • Q2
    Which of the following branch of chemistry deals with the analysis, identification, separation and composition of matter?
    Biochemistry
    Analytical chemistry
    Inorganic chemistry
    Analytical chemistry
    60s
  • Q3
    Which of the following is an example of chemical change?
    Melting ice cream
    Condensing water vapor
    Burning of magnesium ribbon
    All of the above
    60s
  • Q4
    It is the force of attraction between atoms and molecules
    chemical bonds
    covalent bond
    none of the above
    chemical reactions
    60s
  • Q5
    Which of the following properties is considered in a qualitative analysis?
    all of the above
    odor
    reactivity
    color
    60s
  • Q6
    It is always necessary to dry the interior surface of a laboratory glassware before use
    TRUE
    FALSE
    60s
  • Q7
    It refers to a component or chemical species that is of interest in an analytical procedure.
    solute
    analyte
    product
    reactant
    60s
  • Q8
    It is a method in a quantitative analysis that involves measurement of the mass of a substance chemically related to analyte.
    Volumetric
    Electroanalytical
    Spectroscopic
    Gravimetric
    60s
  • Q9
    An analyte with a percentage from 0.1 t0 1% from the sample can be considered as_____.
    trace constituent
    major constituent
    minor constituent
    ultratrace constituent
    60s
  • Q10
    Which of the following is not considered as a concentrated acid?
    HBr
    KOH
    H2SO4
    HCl
    60s
  • Q11
    Sodium chloride(NaCl) is an example of ______________.
    compound
    element
    solution
    heterogeneous mixture
    60s
  • Q12
    Steel is an example of _____________.
    heterogeneous mixture
    element
    solution
    compound
    60s
  • Q13
    The distinguishing characteristics that we use to identify different samples of matter are called _________.
    Properties
    Structures
    Compositions
    Changes
    60s
  • Q14
    Which of the following properties is considered in a quantitative analysis?
    mass
    concentration
    all of the above
    volume
    60s
  • Q15
    The following are chemical methods of quantitative analysis, except.
    none of the above
    precipitation
    spectroscopy
    titration
    60s

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