Makakuha ng mabilis at maaasahang mga sagot sa IDNStudy.com. Alamin ang mga maaasahang sagot sa iyong mga tanong mula sa aming malawak na kaalaman sa mga eksperto.

An ethanol solution is prepared by dissolving 10 mL of ethanol (C2H5OH) (density: 0.800 g/ml) in a sufficient volume of water to produce 100 mL of solution with a density of 0.982 g/mL. What is the concentration of ethanol in this solution expressed as:
a. Volume percent
b. Mass percent
c. Mass/volume percent
d. Mole fraction of Ethanol
e. Molarity
f. Molality


Sagot :

Answer:

An ethanol solution is prepared by dissolving 10 mL of ethanol (C2H5OH) (density: 0.800 g/ml) in a sufficient volume of water to produce 100 mL of solution with a density of 0.982 g/mL. What is the concentration of ethanol in this solution expressed as:

a. Volume percent

b. Mass percent

c. Mass/volume percent

d. Mole fraction of Ethanol

e. Molarity

f. Molality

goodluck!