Register
18 which solution has a molality of 0.25 m Naci? 0.5 mol Naci in 4.0 kg water 0.25 mol NaCl in 10 kg water 0.25 g Nai in 1.0 kg water 1.0 kg NAC in 40 kg water
223k views
6 votes
18 which solution has a molality of 0.25 m Naci?

0.5 mol Naci in 4.0 kg water
0.25 mol NaCl in 10 kg water
0.25 g Nai in 1.0 kg water
1.0 kg NAC in 40 kg water

User Bart De Boeck
by
3.6k points

1 Answer

9 votes
0.25m NaCl is equal to 0.25 moles of NaCl over 1 kg of water. So the correct answer is Number 3 or C.
User Aleksey
by
3.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.5m questions

4.4m answers

Other Questions

What is the variable for this number 22.4L?
Which of the following aqueous solutions are good buffer systems? . 0.29 M perchloric acid + 0.15 M potassium perchlorate 0.16 M potassium acetate + 0.26 M acetic acid 0.18 M hydrofluoric acid + 0.12 M
1. If temperature is increased, the number of collisions per second do what
A helium balloon containing 0.100 mol of gas occupies a volume of 2.4 L at 25 C and 1.0 atm. how many moles have we added if we inflate it to 5.6 L?
TRUE or FALSE: Volcanoes help warm the planet by releasing CO2 (carbon dioxide)
Link Copied!