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OCR A+ Level Chemistry
OCR A+ Level Chemistry Questions and Answers Fully 100% Verified
[Show more]OCR A+ Level Chemistry Questions and Answers Fully 100% Verified
[Show more]A+ Depth chemistry paper H032/02 Solutions 2023 
Name the apparatus that the student should use to: 
- Make up the acid solution to 250.0cm3 
-measure the 25.0cm3 portion of acid solution - ANS-volumetric flask 
graduated pipette
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Add to cartA+ Depth chemistry paper H032/02 Solutions 2023 
Name the apparatus that the student should use to: 
- Make up the acid solution to 250.0cm3 
-measure the 25.0cm3 portion of acid solution - ANS-volumetric flask 
graduated pipette
OCR A+Level Chemistry- Module 2 Solutions 
What is the oxidation number for combined 02? - ANS--2
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Add to cartOCR A+Level Chemistry- Module 2 Solutions 
What is the oxidation number for combined 02? - ANS--2
Breath paper AS Chemistry H032/01 (100%)Verified Solutions 2023 
Describe how HCl is removed from the waste gases produced - ANS-HCl gas is passed through alkali (carbonate)
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Add to cartBreath paper AS Chemistry H032/01 (100%)Verified Solutions 2023 
Describe how HCl is removed from the waste gases produced - ANS-HCl gas is passed through alkali (carbonate)
AS Depth chemistry paper H032/02 
the student is not confident that their titre is accurate 
suggest what the student should do next to reduce the effect of any random error in the titration - ANS-repeat titration until two titrations are concordant (0.01cm3 within) 
calculate mean titre from concor...
Preview 1 out of 3 pages
Add to cartAS Depth chemistry paper H032/02 
the student is not confident that their titre is accurate 
suggest what the student should do next to reduce the effect of any random error in the titration - ANS-repeat titration until two titrations are concordant (0.01cm3 within) 
calculate mean titre from concor...
Hard Multiple choice A+ Chemistry Questions and Answers 2023 
In the compound [ICl2]^+ and [SbCl6]^- the oxidation number of chlorine is -1 
What are the oxidation numbers of I and Sb in the compound? 
 I Sb 
A +1 +5 
B +1 +3 
C +3 +5 
D +3 +7 - ANS-C +3 +5
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Add to cartHard Multiple choice A+ Chemistry Questions and Answers 2023 
In the compound [ICl2]^+ and [SbCl6]^- the oxidation number of chlorine is -1 
What are the oxidation numbers of I and Sb in the compound? 
 I Sb 
A +1 +5 
B +1 +3 
C +3 +5 
D +3 +7 - ANS-C +3 +5
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