Why phosphorous is not found in atmosphere? 1. It doesn’t combine well with other elements

I think poor people prefer bicycle than to spend daily on buses while the rich ones use cars for convenience and also maintain their status.

(i), (iv). Statements (i) and (iv) involve masses and volume, respectively. Therefore, these are not related to the statements. 

spin quantum no.(s)

(b) Besides proteins and carbohydrates, approximately 67% of calcium, 35% of magnesium and 44% of the phosphorus found in milk.

(C) The formula of the compound is A2B3

(b) Atmosphere contains 21% of Oxygen.

(a) Phosphorus cycle is also called as sedimentary cycle because the main reservoir is rocks and the earth crust.

It is likely that someone who is original and intelligent does not do very well at school. Such a learner should not be called a failure as everyone has his...

The physicians asked Saeeda’s mother not to eat normal food and kept her under strict orders, to always remain in her small dingy room with doors and windows shut,if she...

It is given that: n(X ∪Y) = 18, n(X)=8, n(Y) = 15 n(X ïf ? Y) = ? We know that: n(X ∪Y)=n(X)+n(Y)-n(X∩Y) 18=8+15-n(X∩Y) n(X∩Y)=5