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If you dissolve 8 grams NaOH in 0.1L of water what is the molarity of NaOH is solution? how many miles per liter do you have

Sagot :

Ganjilaya2019idn

Answer:

2 mol/L

Explanation:

molarity = moles/litres

NaOH = 23 + 16 + 1 = 40 g/mol

[tex] ? \: mol \: naoh \: = 8 \: g \: naoh \: \times \\ \frac{1 \: mol \: naoh}{40 \: g \: naoh} = 0.2 \: mol \: naoh[/tex]

molarity = 0.2 mol/0.1 L = 2 mol/L

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