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Subject :NSO    Class : Class 10

Ans 1:

Class : Class 10
actually water is neutral. IRRESPECTIVE of volume ,it will contain equal no. of negative and positive charges. according to your que., you have 0.3L of water. assume that you have 36g of water(since the weight is not mentioned).Then calculate total moles of it(=2 moles).THEN ,calculate total moles of (H+) IONS i.e, +charge[=4 moles].Then,4*6.022*10power23. finally,total no. of +charge=24.088*10power23. I hope this will help you.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
Ans is 1 metre as 12/6 =2; 2/2=1

Ans 2:

Class : Class 7
Ans is 1 metre as 12/6 =2; 2/2=1

Ans 3:

Class : Class 5
a. 1 m

Ans 4:

Class : Class 6
A

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
cng=compressed natural gas lpg=lquified petrolium gas

Ans 2:

Class : Class 7
CNG-compressed natural gas LPG-liquidified petroleum gas

Ans 3:

Class : Class 7
The full form of CNG & LPG is
  • CNG = Compressed natural gas
  • LPG = Liquified (or liquid) petrolium gas

  • Ans 4:

    Class : Class 8
    Compressed natural gas and liquid petroleum gas

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    Subject :NSO    Class : Class 2

    Ans 1:

    Class : Class 2
    someone please explain this question

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    Subject :NSO    Class : Class 7

    Ans 1:

    Class : Class 7
    THE ANSWER IS B AS IN THE BURNING TEST BURNING PLASTIC MEANS THE YARN IS A SYNTHETIC FIBRE

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    Subject :NSO    Class : Class 4

    Ans 1:

    Class : Class 4
    A- 2 to 4 Hours a day

    Ans 2:

    Class : Class 6
    I think its 6-9 hours

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    Subject :NSO    Class : Class 2

    Ans 1:

    Class : Class 2
    B

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