Question

which of the following correctly the represent to 360 gram of water (a) 2 moles of H2O (b) 20 moles of water ( c) 6.022 *10power23 molecules of water (d) 1.2044 * 10power 25 molecules of water ( a) 1st (b) 2 nd and third (c) first and fourth (d) second and fourth

Answer 1

i hope it helps..............
see the attached document ......................

e66216ae4bc29e38cf86e2376169c28c.docx

Answer 2

Answer:

=> The molar mass of water is 18 g/mol.

=> 360 g of water corresponds to

360/18=20mol.

=> It is also equal to 20mol×6.023×10*23molecules/mol= 1.2044×10*25 molecules.

=> Thus, the options (b) and (d) correctly represents 360 g of water.