Answer:
The correct answer is option false.
Explanation:
Molality of the solution defined as moles of substance present in 1 kilogram of solvent.
Moles = 

Mass of percent (w/w%) of the solution is defined as amount of solute present in 100 grams of solution.

So, if want to inter-convert molality into mass percent we can do that without knowing density of solution.
Mass of solution = Mass of solute + Mass of solvent
Answer:
Explanation:
38736 ÷ 4784 = 8.097
Sig Figs
4
8.097
Decimals
3
8.097
Scientific Notation
8.097 × 10^0
E-Notation
8.097e+0
Words
eight point zero nine seven
Answer:
The amount of electric power produced for each unit of thermal power gives the plant its thermal efficiency, and due to the second law of thermodynamics there is an upper limit to how efficient these plants can be.
Answer:
C, Moves energy.
<u><em>i hope this helped at all. sorry if its incorrect, have a good day.</em></u>
Was there supposed to be a picture?