Is it possible to find this without knowing it? (ingredients in bleach)

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Discussion Overview

The discussion revolves around identifying the active ingredient in common household bleach solutions, specifically evaluating various chemical compounds and their properties. The scope includes conceptual reasoning related to chemistry and the characteristics of oxidizing agents.

Discussion Character

  • Homework-related, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant suggests that bleach is a cleaning agent and implies that the active ingredient must be a basic salt, eliminating NaCl and Na2SO4 from consideration.
  • Another participant notes that E (HC2H3O2) is a weak acid, which further narrows down the options to NaClO and NaHCO3.
  • A participant hints at the oxidizing properties of bleach, stating that it oxidizes everything, which may relate to the effectiveness of the active ingredient.
  • One participant speculates that ClO- is a better oxidizing agent than HCO3-, questioning how this information aids in solving the problem.
  • Another participant emphasizes that hypochlorite is highly reactive and contrasts it with carbonic acid, which is described as a weak acid without oxidizing properties.
  • There is a focus on the question's wording, particularly the phrase "active ingredient," suggesting that a strong oxidizer would be more appropriate than a weak acid.

Areas of Agreement / Disagreement

Participants express differing views on the relevance of oxidizing properties and the characteristics of the compounds listed. There is no consensus on a definitive answer, and the discussion remains unresolved regarding the best approach to identifying the active ingredient.

Contextual Notes

Participants rely on assumptions about the properties of the compounds and their roles as oxidizing agents, but these assumptions are not fully explored or validated within the discussion.

TT0
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Homework Statement


An active ingredient in common household bleach solutions is most likely to be which of the following?

A)NaCl
B)NaClO
C)NaHCO3
D)Na2SO4
E)HC2H3O2

Homework Equations


-

The Attempt at a Solution


So bleach is a cleaning agent and most cleaning agents are basic so then the salt needs to be a basic salt (so formed from a weak acid). This eliminates A and D. E won't be it cause it is a weak acid. This leaves B and C. The weak acid is hypochlorous acid and carbonic acid respectively. But I can't choose between the 2. I only found out by googling bleach. Is there a way to solve it or do you just need to know that bleach contains sodium hypochlorite?
 
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Hint: the way bleach works is it oxidizes everything.
 
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I am guessing that ClO- is a better oxidising agent than HCO3- but I am not sure why...or how it helps me solve the problem...
 
Nothing to guess here - hypochlorite is highly reactive, after all its properties are related to chlorine with which it is in equilibrium:

Cl2 + H2O ↔ HOCl + HCl

Carbonic acid is just a weak acid, without oxidizing properties.

TT0 said:
how it helps me solve the problem

Well, question asks for

TT0 said:
An active ingredient

so a strong oxidizer sounds much better than an anemic acid, doesn't it?
 
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Thanks
 

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