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Kruka [31]
3 years ago
11

Iron filings were mixed together with salt crystals. What unique property of iron would be BEST to separate the filings from the

salt?
Chemistry
2 answers:
OlgaM077 [116]3 years ago
7 0

Answer : Iron has a magnetic property.

Explanation :

Iron and salt crystal can be separated by the physical means. As we know that the iron has a magnetic property and salt crystal has no magnetic property. Iron is attracted towards the magnet. So, by using magnet we can separate out the iron filling from the crystal salt

Hence, the magnetic property of iron will help us to separate the filings from the salt.

Sedaia [141]3 years ago
4 0
Iron has magnetic properties, so you would just need to hold a magnet over the mixture and the filings will come right out.
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Hey There!:


number of moles = 2 moles KI


Volume = 1 L


Therefore:


M = n /V


M = 2 / 1


M = 2.0 mol/L


hope this helps!

5 0
3 years ago
A gardener waters the plants in a garden using a garden hose during a drought. The gardener observes that most of the water give
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Charles Darwin's theory of evolution describes how species evolve due to natural selection. Which of these is NOT evidence of na
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Answer:

b

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3 years ago
A 20.00 g mixture of magnesium and zinc metal reacting with excess hydrochloric acid produced 1.152 g of hydrogen gas. what is t
mafiozo [28]

percentage of zinc= 5.985/20 X 100= 29.5%

let x represents zinc and y be magnesium so

Zinc(s) + 2HCl(aq) -----> ZnCl2(aq) +  H2(g)

Mg(s) + 2HCl(aq) -----> MgCl2(aq) + H2(g)

1.152 g of hydrogen gas=( x/65.3 + y/24.305) 20

= 3.08 x10^-2 + 0.8295-8.30

=x=5.985

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The hydrogen gas escapes, so the two products of Zinc Chloride and Magnesium Chloride will then react with Silver Nitrate. Again, I combine both of the reactions

To learn more about zinc:

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7 0
2 years ago
On left, C l with 2 black dots each above, left, and below and 1 black dot right. On the right, C l with 2 black dots each above
laila [671]

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This one electron on both chlorine atoms combine to form the chlorine molecule Cl2.

5 0
3 years ago
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