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
kobusy [5.1K]
3 years ago
12

How many moles of ethyl alcohol, C2H6O, are in a 18.0 g sample?

Chemistry
1 answer:
Arte-miy333 [17]3 years ago
4 0
To find moles in this sample, you would divide grams by molar mass of ethyl alcohol
(18.0g)/(46.07g/mol) = 0.391mol C2H6O
You might be interested in
Which of these is a chemical property?
Katyanochek1 [597]
Yes, refer to the previous answer.
6 0
4 years ago
Read 2 more answers
Fe(no3)3 + na0h > fe(oh)3 + nano3 is balanced or unbalanced?
VashaNatasha [74]

Answer:

Unbalanced

Explanation:

\text{Fe}(\text{NO}_3)}_3+ \text{NaOH} \rightarrow \text{Fe(OH)}_3 + \text{NaNO}_3\\\\\text{Balanced reaction:}\\\\\text{Fe}(\text{NO}_3)}_3+ 3\text{NaOH} \rightarrow \text{Fe(OH)}_3 + 3\text{NaNO}_3

5 0
2 years ago
What family has 4 valence electrons?
PilotLPTM [1.2K]

Answer:carbon group

Explanation:

4 0
3 years ago
The first step in using time more efficiently is
REY [17]
The answer is studying how people use time.

Hope this helps!
4 0
3 years ago
Read 2 more answers
I need help doing this please. It’s an image
Ne4ueva [31]

Answer:

k+

Ba2+

Al3+

K+

S2-

you may think that if it has a + it would be bigger, but it is actually the opposite.

5 0
3 years ago
Other questions:
  • What is the valency of dioxide?
    15·2 answers
  • What are some examples of multi-celled organisms?
    14·2 answers
  • Determine the pH of (a) a 0.40 M CH3CO2H solution, (b) a solution that is 0.40 M CH3CO2H and 0.20 M NaCH3CO2
    9·1 answer
  • Monosodium glutamate (MSG), a flavor enhancer, has been blamed for "Chinese restaurant syndrome," the symptoms of which are head
    11·1 answer
  • Part A Name the complex ion [Fe(CN)6]^3- . The oxidation number of iron is +3. Part B Name the complex ion [Cu(NH3)2(H2O)4]^2+ .
    15·1 answer
  • How many joules of heat are absorbed when 10.00 grams of water is completely vaporized at its boiling
    13·1 answer
  • Balance the following equation by providing the correct coefficients C2H6 + O2 -> CO2 + H2O
    14·1 answer
  • Which of the following metals has the main part of the garden fork been made from? a. aluminum b. iron c. copper d. zine
    8·1 answer
  • Hydrogen gas can be produced by reacting a mixture of methane and steam in the
    14·1 answer
  • In an atom the number of protons must be equal of
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!