Question

for 0.400 M NH4NO3 (100 mL) and

4.21 %(w/w) NH4NO3 (100g),
How do you find density of solution and water??

Answer 1

density of solution is 0.76g/L

You can do this in both way

Way 1 : direct formula

Way 2: step by step

  

Here you ask density of water ,remember density of water always 1000g/L .This is fixed.

Hope you understand.!Thank you