Chemistry, asked by dixitkrashnika, 1 year ago

if 1 mL of liquid water contains 20 drops then number
of molecules in one drop of water is ...​

Answers

Answered by kunal0912
2

Given, 20 drops of Water = 1 mL

so, 1 drop of water = 1/20 mL

Density of water = 1g/mL

and volume = 1/20 mL

so, mass of 1 drop of water = 1*1/20 = 1/20 gram

so, no. of moles = 1/20*18 = 1/360

so, no. of molecules = A/360 = 6.022*10^23/360 = 1.672 * 10^21

Answered by UniqueBabe
1

Answer:

answer is in attachment

Attachments:
Similar questions