Physics, asked by SɴᴏᴡʏSᴇᴄʀᴇᴛ, 10 months ago

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A student used a carbon pencil to wrote his homework. The mass of this was found to be 5mg. With the help of this calculate.
a] The number of moles of carbon in his homework writing.

Answers

Answered by Anonymous

Hello Mate,

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Answered by satwikasunkara

Answer:

The number of moles of carbon is

Explanation:

To calculate the number of moles, we use the equation:

Given mass of carbon = 5 mg = 0.005 g (Conversion factor: 1g = 1000 mg)

Molar mass of carbon = 12 g/mol

Putting values in above equation, we get:

Hence, the number of moles of carbon is

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