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What mass of ZnCl2 can be prepared from the reaction of 3.27 grams of zinc with 3.30 grams of HCl? (MWZn=65.38 g/mol; MWHCl=36.458 g/mol;MWZnCl2=136.286 g/mol) Zn +2HCl ZnCl2 + H2
One mol Zn reacts with 2 mol HCl3.27 g Zn = 0.0500 mol Zn3.30 g HCl = 0.0905 mol HClThe quantity of HCl is not quite double the quantity of...
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CrI3 + Cl2 = CrCl3 + I2 is this is this combination reaction, decomposition reaction, single replacement, double replacement, or combustion?
A single-displacement reaction, also called single-replacement reaction, is a type of oxidation-reduction chemical reaction when an element or ion moves out of one compound and into another. One element (Cl)...
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Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction:
CuO(s)+2HCl(aq)⟶CuCl2(aq)+H2O(l)
double replacement
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2Al(s)+3Br2(g)⟶2AlBr3(s)
Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction:
It is a combination reaction.
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Fe2O3(s)+3C(s)⟶2Fe(s)+3CO(g)
Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction
Thank you!
A single replacement reaction, is a type of oxidation-reduction chemical reaction when an element or ion moves out of one compound and into another - that is, one element is...
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Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction:
C6H12(l)+9O2(g)---->Δ6CO2(g)+6H2O(g)
Сombustion reaction
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C6H12O6(aq)⟶2C2H6O(aq)+2CO2(g)
Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction:
Represented chemical reaction is decomposition reaction.
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The equation Ba(s) + HCl(aq)→BaCl2(aq) + H2(g) is an example of which type of reaction?
A. double-replacement
B. combustion
C. single-replacement
D. decomposition
Answer: C. Single-replacement reaction. This is so, because one reactant (Ba) replaces one ion (H) in the second one (HCl).
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In the reaction, Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g), which substance is a gas?
Zn
HCl
ZnCl2
H2
Hydrogen H2 is a gas.Zn - solidHCl - water solutionZnCl2 - water solutionH2 - gasZn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g)↑
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