Question

13. Which one of the following represents 180g of water?
(a) 5 Moles of water
(b) 90 moles of water
6.022 x 1023
(c)
molecules of water
(d) 6.022x1024 molecules of water
180​

Answer 1

Answer:

6.022×10^24

Explanation:

Molar mass of water =18 g

Number of moles =molar massmass 

In 180 g water, n=18180=10 moles

Number of molecules = moles ×6.022×1023

180 g water =10×6.022×1023=6.022×1024