its 40
I just took the test right now to get this answer
B. each system works independently to stabilize the body
Answer:
a. 4 sig figs
b. 3 sig figs
c. 2 sig figs
Molality can be expressed by moles of solute over
kilograms of solvent. The question asks the molality of 0.25m NaCl. 0.25m NaCl
is equal to 0.25 moles of NaCl over 1 kg of water.