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1. Write an unbalanced equation to represent each of the following equations. (Make sure to
show diatomic elements.)
(a) iron and sulfur react to form iron(II) sulfide
(b) hydrogen gas and oxygen gas react to form water
(c) aluminum oxide reacts to form aluminum and oxygen gas
(d) zinc and copper(II) sulfate react to form zinc(II) sulfate and copper
(e) potassium hydroxide and hydrogen bromide react to form potassium bromide and
water

Sagot :

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The equation for each reaction is written according to the relevant as below.

Equations of chemical reactions

The reaction between iron and sulfur to form iron (II) sulfide is written as:

  [tex]Fe + S --- > FeS[/tex]

The reaction between hydrogen gas and oxygen gas to form water is written as:

[tex]H_2 (g) + O_2 (g) --- > H_2O (l)[/tex]

The reaction of aluminum oxide to form aluminum and oxygen gas is written as:

[tex]Al_2O_3 --- > Al + O_2[/tex]

Zinc and copper(II) sulfate react to form zinc(II) sulfate and copper as follows:

[tex]Zn+CuSO_4--- > ZnSO_4+Cu[/tex]

Potassium hydroxide and hydrogen bromide react to form potassium bromide and water as follows:

[tex]KOH + HBr --- > H_2O + KBr[/tex]

More on equations of chemical reactions can be found here: https://brainly.com/question/6976143

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