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Question 66

All alkalis show similar chemical properties due to the presence of a specific ion.

State the chemical formula of the ion present in all alkalis.

[1]

A student prepares a solution of potassium hydroxide ( $KOH\text{KOH}$ ) with a concentration of 28 g/dm³. Calculate the mass of $KOH\text{KOH}$ that would be present in 150 cm³ of this solution.

[3]

Markscheme

3 Quantitative chemistry Questions

GCSE
Chemistry
3 Quantitative chemistry

3 Quantitative chemistry

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3 Quantitative chemistry

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Question 66

All alkalis show similar chemical properties due to the presence of a specific ion.

State the chemical formula of the ion present in all alkalis.

[1]

A student prepares a solution of potassium hydroxide ( $KOH\text{KOH}$ ) with a concentration of 28 g/dm³. Calculate the mass of $KOH\text{KOH}$ that would be present in 150 cm³ of this solution.

[3]

Markscheme

3 Quantitative chemistry Questions

GCSE
Chemistry
3 Quantitative chemistry