A solution of ethanol in water is 1.54 m...

A solution of ethanol in water is `1.54` molal. How many gams of ethanol are there in 2500g of the solvent ?

Text Solution

AI Generated Solution

To solve the problem, we need to determine how many grams of ethanol are present in a solution that is 1.54 molal, given that the mass of the solvent (water) is 2500 grams. ### Step-by-Step Solution: **Step 1: Understand the definition of molality.** - Molality (m) is defined as the number of moles of solute per kilogram of solvent. - Mathematically, it is expressed as: \[ ...

Topper's Solved these Questions

LIQUID SOLUTION
FIITJEE|Exercise MATCHING TYPE SINGLE CORRECT QUESTION|6 Videos
LIQUID SOLUTION
FIITJEE|Exercise SINGLE INTERGER ANSWER TYPE QUESTIONS|2 Videos
LIQUID SOLUTION
FIITJEE|Exercise MATRIX-MATCH TYPE|3 Videos
IONIC EQUILIBRIUM
FIITJEE|Exercise SINGLE INTEGER ANSWER QUESTIONS|4 Videos
NUCLEIC ACID AND VITAMIN
FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE)|15 Videos

A solution of accetone in ethanol

Shows a negative deviation from Raoult's law

Shows a positive deviation from Raoult's law

Behaves like a near ideal solution

Obey Raoult's law

In a solution of ethanol in water, the mole fraction of ethanol is 0.05 and the density of solution is 1.94 g mL^(-1) . The molarity of the solution is ___ M

9.8

4.7

2.5

Consider a solution of ethanol in water in which the mole fraction of ethnol is 0.040 . If the density of H_(2)O is taken to be 1 g//mL the molarity of ethanol in solution is

`3.41 M`

`2.31 M`

`4.75 M`

`1.78 M`