A chemist has a block of lead metal (density is 11.3 g/mL). The block weighs 2.10g. What is the volume if the lead block in mL?
1 answer:
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We know 1 mole of any atom or molecules contains atom or molecules.
1 mole of HBr i.e 81 gm/mol contains atom or molecules.
So, mass of molecules is :
Therefore, mass of molecules is 1.21 gm .
Hence, this is the required solution.