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0.1M solution of methanoic acid is found to have a ph of 2.4 at 25 degree celcius. Calculate the dissociation constant k at this temperature.

A car cruise down an expressway at 25m/s it decelerates for 2m/s and last for 3secs. (a) what velocity will the car have at the end (b) calculate the distance the car would cover

What Is The Sum Of The First 12 Term Of An A.P Whose First Time Is 15 And The Common Difference

A rocket is fired at 60° to the horizontal with an initial speed of 200 m/s.calculate it time of flight and it range on a horizontal plane

What Is The Relationship Between Home Economic And Computer Science

The 3rd and 7th term of a g.p is 3/4 and 4/27. find the 4th term

Calculate the height of a tree whose shadow is 20m shorter when the angle of elevation of the sun is 60° than when the angle of elevation is 30°

What is the height of a cuboid whose cross sectional area is 48cm² and volume is 216cm²

A school sports team contains 68 student.33 do field events,40do track events,23 do swimming,14 do both field and track events,8 do both swimming and field events. If 15 students do field events only,10 do both swimming and track events, how many students...

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Meaning of narcissism

Sn=n/2(2a+(n-1)d) S56=56/2(2x5+(56-1)x7) ......=28(10+55x7) ...... =28(395) ........ =11060 S56=11060

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Please explain four causes of abnormal supply

Application of surds in solving triangles(trigonometrical ratios of special triangles)calculate the height of a tree whose shadow is 20m shorter when the angle of elevation of the sun is 60° than when the angle of elevation is 30°