Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 15

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Earn 100

Calculate the molality of solution containing $3 g$ glucose dissolved in $30 g$ of water. (molar mass of glucose $= 180$ )

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Important Questions on Some Basic Concepts of Chemistry

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 16

How many grams of

NaOH

should be added to water to prepare

250 ml

solution of

2 M NaOH

?

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 1

Number of atoms present in

120 a . m . u .

of

Ca

is

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 2

How many moles of aluminium sulphate,

{Al}_{2} {({SO}_{4})}_{3}

will contain

0.24 mole

of oxygen atoms?

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 3

Which of the following molecule has highest percentage of oxygen by mass?

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 4

How many moles of ethane is required to produce

44 g

of

{CO}_{2} (g)

after combustion.

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 5

What is mass of sodium acetate

({CH}_{3} COONa)

required to make

200 ml

of

0.245 molar

aqueous solution?

(Molar mass of {CH}_{3} COONa = 82 g {mol}^{- 1})

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 6

Which of the following is not correct according to Dalton's atomic theory?

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Gamma Question Bank for Medical Chemistry>Chapter 1 - Some Basic Concepts of Chemistry>Assignment Set-2>Q 8

Molarity of

29 % (\frac{w}{w}) H_{2} {SO}_{4}

solution whose density is

1.22 g {ml}^{- 1}

, is