Environmental Sciences, asked by rohitdcassi7386, 1 year ago

A waste water sample of 2 ml is made upto 300ml in a bod bottle with distilled water. initial

d.o. of the sample is 8 and after 5 days it is 2. therefore its bod is

Answers

Answered by anisha28

2

7% is the answer.....

Previous Question

Next Question

Similar questions

Geography, 8 months ago

Brazil occupies ______ of world’s total land. (a) 6.5% (b) 5.6% (c) 7.6% (d) 8.2%...

Music, 8 months ago

Who was chandra Gupta maurya?

Environmental Sciences, 8 months ago

What is the organisation accosiated with globalisation? (a) World Bank (b) world trade organisation (c) Both A and B (d) International monetary fund ...

Math, 1 year ago

How to calculate how many zero in 10,20,30,40,50,60,70,80,90,100 product?

Physics, 1 year ago

A uniform rod of mass m and length l makes a constant angle θ with an axis of rotation which passes through one end of the rod. find the moment of inertia about this axis...

Physics, 1 year ago

What is definition of distance...

English, 1 year ago

The poem ozymandias illustrate that time is the ultimate power that rules over man but man is under illusion of being the supreme power after god...

Science, 1 year ago

write the chemical formula of following compounds 1 calcium chloride. 2 Aluminium Sulphate 3 potassium carbonate 4Ammonium Nitrate 5 magnesium chloride...