19685 because 1 km in inches is 39370 approximately so you just have to cut it in half
Answer:
here
Explanation:
0.000141 to kilowatt-hours. hope this helped
Answer:
hot air rises and expanded the balloon
Explanation:
thats it.
Molality is the number of moles of solutes in 1 kg of solvent.
the molality of solution to be prepared is 2.0 molal.
therefore 2 moles in 1 kg water.
the mass of Li₂S required is - 46 g/mol x 2.0 mol = 92 g
the mass in 1 kg of solvent is - 92 g
Therefore mass of Li₂S required in 1600.0 g is - 92 g/kg x 1.6 kg = 147.2 g
A. Conducting a drug experiment which will harm lab rats