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October 25, 2014

Homework Help: chemistry

Posted by Jessica on Sunday, March 27, 2011 at 5:53pm.

Using the activity series, write a balanced chemical equation for the following reactions:

1. iron metal is added to a solution of copper (II) nitrate

2. zinc metal is added to a solution of magnesium sulfate

3. hydrobromic acid is added to tin metal

4. hydrogen gas is bubbled through an aqueous solution of nickel (II) chloride

**Identify all of the phases in your answer. If no reaction occurs, simply write, "no reaction."

Can someone please help me with these? I don't even know where to begin.

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