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If 0.94 mol of a substance has a mass of 52.10 g, what is its molar mass?Give your answer in g mol-1 and to two decimal places.

Question

If 0.94 mol of a substance has a mass of 52.10 g, what is its molar mass?

Give your answer in g mol<sup>-1</sup> and to two decimal places.

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Solution

1. ### Break Down the Problem

To find the molar mass of a substance, we need to use the formula:

Molar Mass=Mass of substance (g)Number of moles (mol) \text{Molar Mass} = \frac{\text{Mass of substance (g)}}{\text{Number of moles (mol)}}

2. ### Relevant Concepts

In this case:

  • Mass of the substance = 52.10 g
  • Number of moles = 0.94 mol

3. ### Analysis and Detail

Now, we plug the values into the formula.

Molar Mass=52.10g0.94mol \text{Molar Mass} = \frac{52.10 \, \text{g}}{0.94 \, \text{mol}}

Calculating this gives:

Molar Mass=55.53085106g mol1 \text{Molar Mass} = 55.53085106 \, \text{g mol}^{-1}

4. ### Verify and Summarize

Now rounding to two decimal places:

Molar Mass55.53g mol1 \text{Molar Mass} \approx 55.53 \, \text{g mol}^{-1}

Final Answer

The molar mass of the substance is 55.53g mol1 55.53 \, \text{g mol}^{-1} .

This problem has been solved

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