Straighterline CHEM101 General Chemistry I
Graded Exam 3 (New Version June 2024)
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Terms in this set (314)
total number of neutrons Mass Number
and protons in an atom; #
protons + # electrons
Most nonmetallic p
elements are found in
which block of the
periodic table?
Ernest Rutherford Positive matter is concentrated in the central core
disproved J.J. Thomson's
plum-pudding model of
the atom by showing that...
, Plants use up copious Potassium
amounts of which alkali
metal, preventing most of
it from being washed out
to sea?
What is the ratio of 2:1:1:2
reactants and products in
the chemical equation?
__NaOH + __H2SO4 -->
__Na2SO4 + __H2O
What is Avogadro's the number of ATOMS in 12g of Carbon-12
number? 1 g = 6.022 × 1023 amu
What is the reducing Mg
agent in the following
equation?
Mg(s) + 2HCl(aq) ->
MgCl2(aq) + H2(g)
Which arrangement (s) < (l) < (g)
accurately describes the
standard entropy values at
different phases?
What are the most stable 2, 8, 20, 50, 82 or 126 protons
isotopes?
What element has been S = oxidized
oxidized and what N = reduced
element has been
reduced?
3CuS + 8HNO3 -->
3CuSO4 + 8NO + 4H2O
How do you convert from multiply the atomic mass (grams) by the number of
moles to grams? moles
Graded Exam 3 (New Version June 2024)
Practice questions for this set
Learn
Studied 7 terms
Nice work, you're crushing it
Continue studying in Learn
Terms in this set (314)
total number of neutrons Mass Number
and protons in an atom; #
protons + # electrons
Most nonmetallic p
elements are found in
which block of the
periodic table?
Ernest Rutherford Positive matter is concentrated in the central core
disproved J.J. Thomson's
plum-pudding model of
the atom by showing that...
, Plants use up copious Potassium
amounts of which alkali
metal, preventing most of
it from being washed out
to sea?
What is the ratio of 2:1:1:2
reactants and products in
the chemical equation?
__NaOH + __H2SO4 -->
__Na2SO4 + __H2O
What is Avogadro's the number of ATOMS in 12g of Carbon-12
number? 1 g = 6.022 × 1023 amu
What is the reducing Mg
agent in the following
equation?
Mg(s) + 2HCl(aq) ->
MgCl2(aq) + H2(g)
Which arrangement (s) < (l) < (g)
accurately describes the
standard entropy values at
different phases?
What are the most stable 2, 8, 20, 50, 82 or 126 protons
isotopes?
What element has been S = oxidized
oxidized and what N = reduced
element has been
reduced?
3CuS + 8HNO3 -->
3CuSO4 + 8NO + 4H2O
How do you convert from multiply the atomic mass (grams) by the number of
moles to grams? moles
