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nasty-shy [4]
3 years ago
13

You are asked to make 10 moles of iron (Fe) from iron oxide (fe203) and excess carbon monoxide (CO).

Chemistry
1 answer:
HACTEHA [7]3 years ago
6 0
5 moles.
think about the ratio of moles of iron oxide (Fe2O3) and iron (Fe) in that balanced chemical equation, which is 1:2, respectively. if there are 10 moles of Fe, you would divide that by 2 to get the number of moles of Fe2O3.
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Speed and velocity please help(science)
musickatia [10]
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4 0
3 years ago
Silver metal can be prepared by reducing its nitrate, AgNO3 with copper according to the following equation:
Lerok [7]

%yield = 88.5%

<h3>Further explanation</h3>

Given

Reaction

Cu(s) + 2 AgNO₃(aq) → Cu(NO₃)₂(aq) + 2Ag(s)

Required

The percent yield

Solution

mol AgNO₃(MW=169,87 g/mol) :

= mass : MW

= 127 : 169.87

= 0.748

mol Ag from equation :

= 2/2 x mol AgNO₃

= 2/2 x 0.748

= 0.748

Mass Ag (theoretical) :

= mol x Ar Ag

= 0.748 x 108

= 80.784

% yield = (actual/theoretical) x 100%

%yield = 71.5/80.784 x 100%

<em>%yield = 88.5%</em>

7 0
2 years ago
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igor_vitrenko [27]
The answer would be:
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6 0
2 years ago
Choose all the answers that apply.
iVinArrow [24]

Answer:it all above

Explanation:

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8 0
3 years ago
Read 2 more answers
True or false, The ideal gas lead allows us to figure out a fourth variable about a gas when the other 3 are given
klemol [59]

Answer:

true

Explanation:

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4 0
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