Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
An analytical chemist determines that an unknown sample contains 0.3452 mol of LiCl. How many atoms of chlorine does this sample contain?
1 answer
0.3452 mol LiCl means 0.3452 mol Cl. One (1) mole Cl will contain 6.022E23 atoms, so 0.3452 mol will contain .....
You can
ask a new question
or
answer this question
.
Similar Questions
An analytical chemist determines that an estuarine water sample contains 1.5 g/L of sulfate ion. What is the concentration in
Top answer:
a) what fraction of Sulfate is S? b) what is the mole mass of SO4? c) What is the equivalents of
Read more.
If 1.0 g samples of each compound were
dehydrated, which sample would lose the greatest mass of water? Molar Masses: LiCl* H2O=
Top answer:
Well, if we're talking about losing water weight, I guess you could say these compounds are on a
Read more.
Now if your lab partner determined that there were 1.157 x 1020 atoms of Mn in an unknown sample of KMnO4, how many milligrams
Top answer:
Was it pure? if so, there are 6.02E23 atoms in a molecule; therefore, there are 1.157E20 molecules x
Read more.
Now if your lab partner determined that there were 5.001 x 1022 atoms of K in an unknown sample of KMnO4, how many milligrams
Top answer:
5.001E22/6.022E23 = mols K atoms. mols K atoms = mols KMnO4 molecules. grams KMnO4 = mols KMnO4 x
Read more.
if your lab partner determined that there were 4.030 x 1020 atoms of H in an unknown sample of C2H4Cl2, how many milligrams
Top answer:
To determine the weight of the unknown sample, you need to know the molar mass of the compound
Read more.
if your lab partner determined that there were 4.030 x 1020 atoms of H in an unknown sample of C2H4Cl2, how many milligrams
Top answer:
See your post below.
Read more.
if your lab partner determined that there were 4.030 x 1020 atoms of H in an unknown sample of C2H4Cl2, how many milligrams
Top answer:
4.030E20 atoms H/4 = # molecules C2H4Cl2. mols C2H4Cl2 = #molecules C2H4Cl2/6.02E23 = ? 1 mol
Read more.
Now if your lab partner determined that there were 3.824 x 1023 atoms of H in an unknown sample of C2H4Cl2, how many milligrams
Top answer:
divide that number by 4, that will be the number of molecules. mass=numbermolecules/avagnumber *
Read more.
If it were determined that there were 6.391 x 10^22 atoms of H in an unknown sample of C2H4Cl2, how many milligrams would the
Top answer:
So there are 6.391E22/4 molecules of C2H4Cl2. That divided by 6.022E23 = number of moles C2H4Cl2.
Read more.
Two chemists measure the densities of an unknown metal sample. They both find that the sample has a density of 8.94 g/mL.
Top answer:
I guess it is kinda like chemistry lol. Can you help?? :)
Read more.
Related Questions
A solution of LiCl in water is 18.0 wt% LiCl. What is the mole fraction of LiCl?
Use the table of molar masses to complete the activity.
Element Molar Mass(g/mol) Carbon 12.01 Hydrogen 1.01 Oxygen 16.00 A
If 0.08 mol of LiCl is added to a one liter solution that has dissolved 0.01 mol of PbCl2, will a precipitate
occur?
An unknown substance used in the Agricultural sector has the formula CN3H5 .Calculate the percent by mass of nitrogen in the
How many atoms of carbon are needed to produce 0.45 mol Al?
3C + 2Al2O3 4Al + 3CO2 A. 2.6 × 1026 atoms B. 9.7 × 1024 atoms C.
A sample of propane(c3h8)has 3.84x10^24 H atoms.
a) how many carbon atoms does the sample contain? b) what is the total mass of
An unknown substance used in the Agricultural sector has the formula CN3H5 .Calculate the percent by mass of nitrogen in the
An unknown compound contains 13.04% of hydrogen,34.78% of oxygen, and 52.17% of carbon by mass. Determine the empirical formula
Find the mass of 1.6 mol of magnesium, Mg. How many atoms are present in such a sample?
The rusting of iron is represented by the equation 4Fe +3O2 --> 2Fe2O3. If you have a 1.50-mol sample of iron, how many moles of