Question

100 gms of soil is taken and dried in sun by placing over a newspaper for about 2 hrs.After drying,it is weighed. The weight comes out be 80 gms .What is the percentage of moisture present in the given soil sample ?​

Answer 1

Answer:

$20\% \: moisture \: of \: soil \: is \: there \: before \: it \: get \: dried$.

Step- by step explanation :

100 grams soil is there.

After it get dried it becomes 80 grams.

80 grams=80/100×100=80% of 100 grams of soil.

And 100g is 100% of soil.

Now there is depreciation After the soil GET dried=100-80=20%.

Answer 2

Answer:

68%moisture if soil is there before

Explanation:

400grams soil is there

after it get dried it becomes 32 grams

32grams=32/400×400=32%of 400grams of soil

amd 400g is 400%of soil

now,there depreciation after the soil get

dried =400-32=68%