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Byju's Answer
Standard VIII
Chemistry
Electrolysis
calculate the...
Question
calculate the volume of hydrogen released from 18 g of magnesium in the following reaction Mg + 2HCl ====MgCl2 +H2 liberated
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Similar questions
Q.
When magnesium metal is added to water, hydrogen gas,
H
2
is released. If 72 g of hydrogen gas is liberated in this reaction, how many number of moles of hydrogen gas is produced?
Mg
(s) +
2
H
2
O
(l)
→
Mg
(OH)
2
(aq) +
H
2
(g)
Q.
Calculate the volume of hydrogen liberated at
27
C
and 760 mm pressure by treating 1.2 g of magnesium with excess of hydrochloric acid.
Q.
Hydrogen gas is prepared in the laboratory by reacting dilute
H
C
l
with granulated zinc. Following reaction takes place:
Z
n
+
2
H
C
l
→
Z
n
C
l
2
+
H
2
What would be the volume of hydrogen gas is liberated at STP when 32.65 g of zinc reacts with
H
C
l
?
Q.
Reaction:
M
g
+
2
H
C
l
→
M
g
C
l
2
+
H
2
How many moles of hydrogen gas is produced from 1 mole of
M
g
?
Q.
Calculate the volume of hydrogen liberated at
27
o
C
and 760 mm pressure, by treating 0.6g of magnesium with excess of hydrochloric acid.
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