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Introducing chemical reactions

Introducing chemical reactions

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Question 35

Look at the balanced symbol equation:

Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) \text{Mg(s)} + 2\text{HCl(aq)} \rightarrow \text{MgCl}_2\text{(aq)} + \text{H}_2\text{(g)} Mg(s)+2HCl(aq)→MgCl2​(aq)+H2​(g)

What does the state symbol (aq) represent in this equation?

A

Aqueous (dissolved in water)

B

Acidic

C

Aqua

D

Alkaline

Markscheme

Introducing chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Introducing chemical reactions

55 exam-style questions on OCR GCSE Chemistry Introducing chemical reactions. Each one has a worked solution and a mark scheme showing where the marks go.

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