1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Bess [88]
1 year ago
8

A 5.2 molal aqueous solution of methyl alcohol, CH3OH, is supplied. What is the mole fraction of methyl alcohol in the solution?

​
Chemistry
1 answer:
telo118 [61]1 year ago
4 0

Answer:

0.086

Explanation:

A 5.2 molal aqueous solution of methyl alcohol indicates that 5.2 moles of methyl alcohol are present in 1 kilogram (or 1000 g) of water. Water has a molecular weight of 18 g/mol.

(100g)/18g/mol=55.56 mol

5.2 mol/(5.2mol+55.56 mol)=0.086

You might be interested in
The element beryllium (Be, atomic number 4 and atomic mass 9) is right above magnesium (Mg, atomic number 12 and atomic mass 24)
tia_tia [17]

the answer is 8 electrons

7 0
3 years ago
Read 2 more answers
What element is helpful for tooth decay
emmainna [20.7K]
Fluoride and calcium are both helpful for stopping tooth decay
3 0
3 years ago
Is carbon monoxide covalent or ionic?
Talja [164]
Covalent since they are both non metals, a metal and a non metal make an ionic bond
7 0
3 years ago
A hydrate is ​typically a crystalline compound in which water molecules are chemically bound to another compound or an element.
dedylja [7]

Answer:

Subtract the mass of the CuSO4⋅ 5H2O from the mass of CuSO4 is the right one

7 0
3 years ago
Which statements correctly describe light (Select all that apply)
egoroff_w [7]

Answer:

The correct answers are C and D.

6 0
2 years ago
Other questions:
  • 1. Which of the following nuclear equations is correctly balanced? (choices attached)
    8·1 answer
  • What is a magnetic field
    12·1 answer
  • A propane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. What condition of the gas
    12·1 answer
  • What is the hardest mineral? <br> A. Feldspar <br> B. Fluorite<br> C. Galena<br> D. Quarts
    11·1 answer
  • Reducing the emissions of which gas will lead to reducing the greenhouse effect? A) oxygen B) nitrogen C) argon D) carbon dioxid
    15·2 answers
  • What substance is present in a solution consisting solely of electrolytes?
    14·1 answer
  • To balance a half-reaction in basic solution, you need to add enough of which substances to balance the equation?
    14·2 answers
  • Evaluate this statement: Substances are made of two or more types of elements.
    13·1 answer
  • What is a monoatomic molecule
    5·2 answers
  • Which macromolecules break apart by hydrolysis?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!