ceeiirra ceeiirra
  • 26-01-2020
  • Chemistry
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What is the mass of 2.35 x 10^21 moles of sodium

Respuesta :

sadafsaba71 sadafsaba71
  • 01-02-2020

Answer:

5.41 x 10²² g

Explanation:

Data Given:

no. of moles of sodium = 2.35 x 10²¹ moles

mass of sodium = ?

Solution:

Formula used

         no. of moles = mass in grams / molar mass

To find mass rearrange the above equation:

   mass in grams = no. of moles x molar mass. . . . . . (1)

  • molar mass of Sodium (Na) = 23 g/mol

Put values in equation 1

          mass in grams = 2.35 x 10²¹ moles x 23 g/mol

          mass in grams =  5.41 x 10²² g

So,

mass of Sodium (Na) =  5.41 x 10²² g

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