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ElenaW [278]
3 years ago
12

What is observed when an iron bar is

Chemistry
1 answer:
bija089 [108]3 years ago
5 0
Answer:
b). of copper (II) sulfate

I hope this helped :)
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A a metal such as copper

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Predict the missing product of this equation<br><br><br>1 MgF2 + 1 Li2CO3 -&gt; 1 ______ +2LiF
ch4aika [34]

Answer:

MgCO₃

Explanation:

From the question given above, we obtained:

MgF₂ + Li₂CO₃ —> __ + 2LiF

The missing part of the equation can be obtained by writing the ionic equation for the reaction between MgF₂ and Li₂CO₃. This is illustrated below:

MgF₂ (aq) —> Mg²⁺ + 2F¯

Li₂CO₃ (aq) —> 2Li⁺ + CO₃²¯

MgF₂ + Li₂CO₃ —>

Mg²⁺ + 2F¯ + 2Li⁺ + CO₃²¯ —> Mg²⁺CO₃²¯ + 2Li⁺F¯

MgF₂ + Li₂CO₃ —> MgCO₃ + 2LiF

Now, we share compare the above equation with the one given in the question above to obtain the missing part. This is illustrated below:

MgF₂ + Li₂CO₃ —> __ + 2LiF

MgF₂ + Li₂CO₃ —> MgCO₃ + 2LiF

Therefore, the missing part of the equation is MgCO₃

8 0
3 years ago
Which is the correct answer
Sholpan [36]

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In my opinion, I think its 2

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How can general properties influence element location on a periodic table?
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The elements in the periodic table are arranged in order of increasing atomic number.

Explanation:

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Calculate the pH of a 0.010 M NaNO2 solution.
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Calculate the pH of 0.010 M HNO2 solution. The K, for HNO2 is 4.6 x 104

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