Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
a mole of ethanol weighs only 46g; how many molecules does it contain?
1 answer
A mole of anything contains 6.022 x 10^23 molecules.
You can
ask a new question
or
answer this question
.
Similar Questions
What is the molarity of 100ml of ethanol dissolved in 1.5L of water? Ethanol has a specific of 0.789, and its molecular weight
Top answer:
M = mols/L soln How much does 100 mL ethanol weigh? That is m = v x d = 100 mL x 0.789 g/mL = 78.9g
Read more.
Given that 6.20 x 10^23 ethanol molecules have a mass of 46.04g calculate the number of ethanol molecules in a film of ethanol
Top answer:
To find the number of ethanol molecules in the given film of ethanol, we can follow these steps:
Read more.
How many molecules are in a 100 gram sample of AB?
A=3.2 B=16.0 X=5.3 the options to put in the drop boxes are: 3.01 x 10^23
Top answer:
molecules AB 3.2 g A 16.0 g B 5.3 g X 3.13 x 10^24
Read more.
(chemistry)
23g of ethanol was mixed with 72g of water in a reaction vessel.calculate the mole fraction and mole percent of
Top answer:
To calculate the mole fraction, we need to determine the moles of each component in the mixture.
Read more.
The normal boiling point of ethanol is 78.4°C. When 9.16 g of a soluble nonelectrolyte was dissolved in 100. g of ethanol, the
Top answer:
We. came. here. for. the. answer. not. for. you. to. tell. us. to. do. it.
Read more.
A gold nugget that weighs 20.053 g on the balance is lowered into a graduated cylinder filled with ethanol. If the initial
Top answer:
You will need the density of Au, then volume = mass/density Substitute mass from the problem and
Read more.
An aqueous solution of ethanol is 3.05 M in ethanol, CH3CH2OH. Calculate the mole fraction of ethanol if the density of the
Top answer:
The basic defintion of mole fraction is the fraction of molecules of solute divided by total
Read more.
CH4(g) + 2O2(g) = CO2 (g) + 2H2O(g)
One mole of methane (CH4) molecules reacts with two moles of oxygen molecules to form one
Top answer:
Use the coefficients. That's what they tell you. 1. 4.1 mols CH4 x ( 2mols O2/1 mol CH4) = 4.1 x
Read more.
What is the mole fraction of O2 in a mixture of 15.1g of O2, 8.16g of N2, and 2.46g of H2?
(PLEASE EXPLAIN WHAT YOU DO!) Thanks
Top answer:
To find the mole fraction of O2 in the mixture, we need to first calculate the number of moles of
Read more.
How much energy is needed as heat at a pressure of 1 ATM when 78g of liquid ethanol (C2H5-OH) at 298 K is converted to solid
Top answer:
I don't get "converted to solid enthalpy"
Read more.
Related Questions
which of the following samples has the greatest number of atoms
20 million O2 molecules 0.1 mole of Fe 2.0 mole of Ar 100 g of Pb
A mixture of 0.5 mole of ethanoic acid and 1 mole of ethanol was allowed to reach equilibrium at room temperature. The
Molecules and Structures Quick Check
1 of 41 of 4 Items Question A molecule of ethanol has two carbon atoms, six hydrogen atoms,
The steps to getting the answer.
A certain metal oxide has the formula MO where M denotes the metal. A 39.46g sample of the
Calculate the molality of ethanol in a solution of water, if the mole fraction of ethanol is
0.300.
Molecules and Structures Quick Check
1 of 41 of 4 Items Question A molecule of ethanol has two carbon atoms, six hydrogen atoms,
Molecules and Structures Quick Check
1 of 41 of 4 Items Question A molecule of ethanol has two carbon atoms, six hydrogen atoms,
A given sample of a xenon fluoride compound contains molecules of the type XeFn where n is some whole number. Given that 9.03 ×
Since ethanol is cheaper than gasoline , today's gasoline's contain varying amonts of ethanol to keep prices lower. given that
A sample of nitrogen containing 1.5x10^23 molecules has the same number of molecules as a sample containing
A. 1.0 mole of H2 B.
