1.

Question 14:If E(x) = 5, V(x)=2 then what is E(X2)=?O 425O 270 29​

Answer»

Answer:

5x

3 -3−

3x

2)2)

÷x2Which of the following statements is not true for the chemical equation?

2N₂O, → 4NO₂ + O₂

(A) 2 MOL of N₂O, on DISSOCIATION gives 4 mol of NO, and 1 mol of O

(B) 1 mol of N₂O5 on dissociation gives 2 mol of NO, and 0.5 mol of O (C) 2 g of N₂O, on dissociation gives 4 g of NO and 1 g of O₂

(D) 216 g of N₂O, on dissociation gives 184 g of NO, and 32 g of O₂5x

3 -

3x

2)

÷x2

Step-by-step explanation:

5x

3 -3−

3x

2)2)

÷x2Which of the following statements is not true for the chemical equation?

2N₂O, → 4NO₂ + O₂

(A) 2 mol of N₂O, on dissociation gives 4 mol of NO, and 1 mol of O

(B) 1 mol of N₂O5 on dissociation gives 2 mol of NO, and 0.5 mol of O (C) 2 g of N₂O, on dissociation gives 4 g of NO and 1 g of O₂

(D) 216 g of N₂O, on dissociation gives 184 g of NO, and 32 g of O₂5x

3 -

3x

2)

÷x2


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