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Ira Lisetskai [31]
3 years ago
14

Help please!!!!

Chemistry
1 answer:
frez [133]3 years ago
8 0
It is either D or B

Hope I helped


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Assume we have 25 mL of a 2.5 M HCl and a solution of NaOH of unkown concentration. The two react via the following equation.
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Answer is  A - HCl is the titrant and D-NaOH is the analyte.

In a titration process, the solution of unknown concentration considered is the analyte. During titration, a standard solution(titrant) is added to an analyte until the equivalence point is achieved.

So in this case as the concentration of NaOH is not known,NaOH is the analyte.

Titrant is the solution whose concentration  is known to us and is added to an analyte until the equivalence point is reached. In this case since we know the concentration of HCl, HCl is the titrant.


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How you get a peer to like you?
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your welcome nigel

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3 years ago
A gas sample has a volume of 178 mL at 0.00oC.The temperature is raised at constant pressure until the volume reaches 211 mL. Wh
stiks02 [169]
V₁ = <span>178 mL                  - initial volume 
</span>T₁ = 0 ⁰C = 273K          - initial temperature
V₂ = <span>211 mL                   - final volume
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Change of appearance, change in size and shape of a substance, change in phase of a substance, and I'm pretty sure expansion/contraction is an answer, too.
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