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39 Use of the Data Booklet is relevant for this question. In an organic synthesis, a 62 % yield of product is achieved. Which of these conversions are consistent with this information? 1 74.00g of butan-2-ol → 44.64 g of butanone 2 74.00g of butan-1-ol → 54.56 g of butanoic acid 3...

I tried uploading the snapshot but it says the extension bmp is not allowed???? :%)

Thx :)

How do i insert a screenshot for a question?

Can someone answer these please? Q9 w10_11 In a calorimetric experiment 1.60 g of a fuel is burnt. 45 % of the energy released is absorbed by 200 g of water whose temperature rises from 18 ° C to 66 °C. The specific heat capacity of water is 4.2 J g–1K–1 . What is the total energy released...

Textiles for use in aircraft are treated with a finish containing a halogenoalkane.What is the reason for this? One of the reasons given in the options is: The fabric forms hydrogen bonds to water more readily, making the fabric easier to wash.What does this mean?Is this actually true?I think it...

CHEMISTRY MCQS Can someone explain these? Q4.o/n/10_11 . Sulfur dioxide, SO2, is added to wines to prevent oxidation of ethanol by air. To determine the amount of SO2, a sample of wine is titrated with iodine, I 2. In this reaction, one mole of SO2 is oxidised by one mole of I 2. What...

Can someone please explain Q 21 s10_qp_11?

Are you guys serious?????? :shock: :shock: :shock: I was honestly thinking of going to lums sse.I dont want to go to nust cause it admission is based mostly on fsc stuff.And if lums is not good for engineering then there is no other option than nust unless ur applying abroad which is awfully...

Yup 80-100% is A.A* is in A2

Btw how can everyone say that gt will be low?How can we be sure?The paper was rather strange I don't even know if half the stuff I did was right.But that is no guarantee that gt will be low though i hope it is so posting.php?mode=reply&f=26&t=8216#

Re: Physics p22 I think it was phase difference