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OLga [1]
2 years ago
9

Today is a historic day! Why? Write a paragraph.

Chemistry
2 answers:
alekssr [168]2 years ago
3 0

Answer:

JOE BIDEN GOT ELECTED

Explanation:

hram777 [196]2 years ago
3 0

Answer:

The orange clown is gone

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A solution of hydrogen peroxide, H2O2, is titrated with
Alex
5H2O2 + 2KMnO4<span>+ 3H2SO4 = 5O2 + 2MnSO4 + 8H2O + K2SO4

0,145 moles of KMnO4----------in--------1000ml
x moles of KMnO4---------------in------------46ml
x = 0,00667 moles of KMnO4

according to the reaction:
2 moles of KMnO4------------------5 moles of H2O2
0,00667 moles of KMnO4----------------x
x = 0,01668 moles of H2O2

0,01668 moles of H2O2---------in-----------50ml
x moles of H2O2--------------------in----------1000ml
<u>x = 0,334 mol/L H2O2</u></span>
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If you have 1 proton and 2 electrons, what is the overall charge of the ion?
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When energy is added to solid manganese(ii) sulfate heptahydrate crystals they break down to form liquid water and solid mangane
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How does the chemical structure of a paper towel differ from the potatoes?
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