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You are given sets A: {2,4,6,8,10,12} and B: {1,3,5,7,9,11} explain why A∩B = ∅

There are no shared members of either set. Sets A and B are mutually exclusive (odds and evens.) i.e. A intersect B has no members and is empty.

GI
Answered by Georgiana I. • Maths tutor
4263 Views

Give the essential conditions of the manufacture of sulfuric acid by the contact process.

-Temperature of 450°C

  • Pressure of 2 atm

  • Vanadium(V)oxide catalyst.

GI
4424 Views

Write ionic half-equations for the reactions at the electrodes in aluminium extraction.

Al3+ + 3e- → Al 2O2- → O2 + 4e-

GI
2919 Views

Translate the following short text into French: To celebrate my birthday, I invited my friends to my house. My mother prepared a special meal.

Pour fêter mon anniversaire, j'ai invité mes amis chez moi. Ma mère a préparé un repas spécial. 

KW
Answered by Katie W. • French tutor
4968 Views

What kind of compound is NaCl and why?

Na is a group 1 metal and Cl is a group 7 non-metal so they form an ionic bond.

OA
Answered by Ozlem A. • Chemistry tutor
6703 Views

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