Molarity Self test E1B

Moderators: Chem_Mod, Chem_Admin

AnvitaaAnandkumar_1B
Posts: 56
Joined: Fri Aug 02, 2019 12:15 am

Molarity Self test E1B

Postby AnvitaaAnandkumar_1B » Tue Oct 01, 2019 8:30 pm

A double espresso contains 3.14 mol H2O. What is the number of H atoms present in the espresso?

Prasanna Padmanabham 4I
Posts: 111
Joined: Thu Jul 25, 2019 12:17 am

Re: Molarity Self test E1B

Postby Prasanna Padmanabham 4I » Tue Oct 01, 2019 8:32 pm

3.14 mols of H2O means there are 6.28 mols of Hydrogen.
6.28 mols * 6.022 *10^23 atoms/mol = 3.78*10^24 atoms

AnvitaaAnandkumar_1B
Posts: 56
Joined: Fri Aug 02, 2019 12:15 am

Re: Molarity Self test E1B

Postby AnvitaaAnandkumar_1B » Tue Oct 01, 2019 8:44 pm

Thanks!


Return to “Molarity, Solutions, Dilutions”

Who is online

Users browsing this forum: No registered users and 2 guests