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Explain why a buffer solution is formed when excess weak acid is added to a strong base

Because the weak acid is in excess, all of the strong base will react to form water and a salt of the acid. Since there is still some of the acid in the reaction mixture at the end point, an acidic buffer...

RK
Answered by Ryan K. Chemistry tutor
17175 Views

What is a radian?

In short, a radian is an angular measurement, very much like a degree, except one radian is a lot bigger than one degree, and it has some special properties. A radian can often seem like ...

JM
Answered by Jack M. Maths tutor
6799 Views

What is the role of mRNA in protein synthesis?

mRNA stands for messenger RNA. Essentially, once the strand of DNA is unwound and flattened, it is separated into its two strands. Then the bases on each DNA strand are read in groups of three. These are ...

EC
Answered by Esthel C. Biology tutor
13228 Views

Why do foetuses have different haemoglobin to adults?

Normal adult haemoglobin is primarily comprised of 2 alpha and 2 beta subunits and foetal haemoglobin has 2 gamma subunits instead of the 2 betas. Now what this does is increase the binding affinity of th...

MB
Answered by Max B. Biology tutor
3808 Views

How to be fully prepared for the exam?

practice

practice

practice

NR
Answered by Nazrin R. Maths tutor
3110 Views

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