Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
How many atoms of 0xygen are there in 8.43 g of KMnO4?
Could someone please explain this?
1 answer
moles KMnO4 in 8.43 g = 8.43/molar mass KMnO4. Then molecules KMnO4 will be moles x 6.022 x 10^23 molecules/mole and that times 4 will give you atoms oxygen.
You can
ask a new question
or
answer this question
.
Related Questions
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.
Calculate the final concentration for the standardization of KMnO4 given this information:
2MnO4- + 5C2O4^-2 + 16H+ -> 2Mn^2+ +
1a) why is it advisable to prepare a slightly more conc. soln. of kMnO4 when preparing its standard solution? b) what else do u
how many atoms of carbon(c) are present in the reactants of the following chemical equation?
c7h16+02>co2+h20 a ) 7 atoms b ) 16
A bottle containing a standard solution of KMnO4 is found to have brown stains on the inside. Why will this KMnO4 be of no
Glucose is a common type of sugar. One glucose molecule is made up of 24 atoms. 1/4 of the atoms are carbon, 1/2 are hydrogen
Use the model of a molecule to answer the question.
H H | | H — C — C — O — H | | H H How many atoms of carbon does this
In order to standardize a KMnO4 solution, 0.2848 g Fe(NH4)2(SO4)2·6H2O was dissolved in 25 mL 0.18 M H2SO4. The KMnO4 solution
Write equations for the reactions that occur. Put conditions and catalysts over the arrow.
1.CH3COOH + CH3(CH2)7OH 2.C6H14 +
Which of the following describe the correct procedure to prepare 1.50 L of 1.00 M KMnO4 (aq)? (The molar mass of KMnO4 is 158