Recent questions tagged 11th1q2

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State the law of multiple proportions

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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State and explain the law of conservation of mass

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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What is meant by molar volume of a gas ?

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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What is the SI unit of amount of a substance ?

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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How many particles are present in 1 mole of a substance ?

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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Calculate the molecular mass of the following in u. a. NH3 b. CH3 COOH c. C2 H5 OH

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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How many grams does an atom of hydrogen weigh ?

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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Point out the difference between 12 g of carbon and 12 u of carbon

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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A. State and explain Avogadro's law.

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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