Question
In: Chemistry
1.) For the chemical reaction 2 Al + 3 H 2 SO 4 ⟶ 3 H...
1.) For the chemical reaction 2 Al + 3 H 2 SO 4 ⟶ 3 H 2 + Al 2 ( SO 4 ) 3 what mass of hydrogen is produced from 1.97 mol of aluminum?
2.) Convert 1.77×1024 atoms of carbon to moles of carbon.
1.77×1024 atoms=
3.)
Consider the combustion reaction for octane (C8H18), which is a primary component of gasoline.
2C8H18+25O2⟶16CO2+18H2O
How many moles of CO2 are emitted into the atmosphere when 17.1 g C8H18 is burned?
4.) For the reaction
2KI+Pb(NO3)2⟶PbI2+2KNO3how many grams of lead(II) iodide, PbI2, are produced from 89.7 g of potassium iodide, KI?
5.)For the reaction
2NaOH+H2SO4⟶Na2SO4+2H2O
how many grams of sulfuric acid, H2SO4, are needed to react completely with 33.1 g of sodium hydroxide, NaOH?
PLEASE HELP...
Solutions
queen_honey_blossom answered 1 year agoRelated Solutions
1.) For the chemical reaction 2 Al + 3 H 2 SO 4 ⟶ 3 H...
1.) For the chemical reaction 2 Al + 3 H 2 SO 4 ⟶ 3 H 2 + Al 2 (
SO 4 ) 3 what mass of hydrogen is produced from 1.97 mol of
aluminum?
2.) Convert 1.77×1024 atoms of carbon to moles of carbon.
1.77×1024 atoms=
3.) For the reaction
2KI+Pb(NO3)2⟶PbI2+2KNO3how many grams of lead(II) iodide,
PbI2, are produced from 89.7 g of potassium iodide,
KI?
4.)For the reaction
2NaOH+H2SO4⟶Na2SO4+2H2O
how many grams of sulfuric acid, H2SO4,
are...
balance the following reaction Mn + Al^+3-----> Mn^+2 + Al
balance the following reaction Mn + Al^+3-----> Mn^+2 +
Al
Consider the following reaction: 2 Al + 3 CuCl2 → 3 Cu + 2 AlCl3 The...
Consider the following reaction:
2 Al + 3 CuCl2 → 3 Cu + 2 AlCl3
The reaction begins with 83.16 g of Al and 49.19 g of copper II
chloride.
How much of the excess reactant is left behind
(unused)? g
How many grams of Cu is produced: g
How many grams of AlCl3 is produced: g
Use the reaction, 8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
Use the reaction, 8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
(a) How many grams of iron are produced by the reaction of 225.0 grams of Al and 225.0 grams of Fe3O4?
(b) How many grams of Al2O3 are also produced in the reaction of (a)?(c) Which reactant is in excess and how many grams remain after reaction?
Balance the following redox reaction, assume in basic conditions. SO 3 2- + CrO 4 2-...
Balance the following redox reaction, assume in basic
conditions. SO 3 2- + CrO 4 2- SO 4 2- + CrO 2 1-
Calculate the ΔH for the reaction. 2 C (s) + 3 H2 (g) + 1/2 O2...
Calculate the ΔH for the reaction.
2 C (s) + 3 H2 (g) + 1/2 O2 (g) =
C2H5OH (l)
Given the following information:
C (s) + O2 (g) = CO2
(g)
ΔH = -393.5 KJ/mole
2 H2 (g) + O2 (g) = 2 H2O
(l)
ΔH = -571.6 KJ/mole
C2H5OH (l) + 3 O2 (g) = 2
CO2 (g) + 3 H2O (l) ΔH =
-1367.5 KJ/mole
The percent yield for the following reaction is 95.4% 2 Al + 6 HCl ----> 3...
The percent yield for the following reaction is 95.4%
2 Al + 6 HCl ----> 3 H2 + 2 AlCl3
What volume of 12.6 M HCl is needed to actually produce 30.0 g
of H2? Assume Al is in excess.
Let G = Z4 × Z4, H = ⟨([2]4, [3]4)⟩. (a) Find a,b,c,d∈G so that G...
Let G = Z4 × Z4, H = ⟨([2]4, [3]4)⟩.
(a) Find a,b,c,d∈G so that G is the disjoint union of the 4
cosets a+H,b+
H, c + H, d + H. List the elements of each coset.
(b) Is G/H cyclic?
SE-FamilySize 1 1 4 3 2 4 2 3 4 2 4 1 4 2 2...
SE-FamilySize
1
1
4
3
2
4
2
3
4
2
4
1
4
2
2
4
5
4
5
4
4
2
4
3
1
2
3
5
5
5
Make a confidence interval. Be sure you show all the steps you
took. Include a screen shot of any applet you used in your
calculations.
2. Choose a confidence level (1 – α).
3. What is xbar?
4. What is s?
5. What is t? (Show a screen shot...
Substrate Relative Reaction Rate with AgNO3 Relative Reaction Rate with NaI 1-chlorobutane 4 3 2-chlorobutane 3...
Substrate
Relative Reaction Rate with
AgNO3
Relative Reaction Rate with NaI
1-chlorobutane
4
3
2-chlorobutane
3
2
2-chloro-2-methylpropane
1
4
benzyl chloride
2
1
1-bromobutane
4
3
2-bromobutane
3
4
2-bromo-2-methylpropane
1
2
benzyl bromide
2
1
1-iodobutane
2
2-iodobutane
1
2) For the AgNO3
reaction, do you see any pattern between relative reaction rate and
substrate structure?
3) For the NaI reaction, do you see
any pattern between relative reaction rate and
substrate
structure?
4) Using your data, make...
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