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Subject: Science, asked on 19/12/16

How can ​we make the table of an element 1-20??

Subject: Science, asked on 20/10/16

WHAT IS THE NUMBER OF MOLES OF ALUMINIUM OXIDE FORMED WHEN 6.75g OF ALUMINIUMIS MADE TO REACT WITH 8g OF OXYGEN.IS I/8MOLE THE RIGHT ANSWER?

Subject: Science, asked on 1/10/16

how can physical and chemical changes can occur simultaneously while eating food ?

Subject: Science, asked on 12/1/17

  • diagram of kidney​​

Subject: Science, asked on 7/1/17

​ An ionic compound will be formed by the combination of one of the following pairs of elements. This pair of elements is:
(a) Chlorine and calcium
(b) Calcium and sodium
(c) Sulphur and carbon
(d) Chlorine and fluorine 




 

Subject: Science, asked on 4/12/16

SIMILARITY BETWEEN PARALLEL AND RETICULATE VENATION

Subject: Science, asked on 26/11/16

who made the battery and cell phone 

Subject: Science, asked on 8/10/16

why are the following called chemical change - (A) burning of wood. (B) rusting of iron.(C) digestion of food

Subject: Science, asked on 22/9/16

Why the match stick only burns when rubbed on the surface which is provided not on any other rough surface ?

Subject: Science, asked on 14/9/16

Write a short note on the byproducts of combustion.

Subject: Science, asked on 6/6/14

WHY DON'T YOU GIVE ANIMATION IN THE SAME PROVIDED FOR ANIMATION IN THE 2ND TOPIC OF CHANGES?

PHYSICAL AND CHEMICAL CHANGE?

I DON'T GET THE CHAPTERS CLEARLY

Subject: Science, asked on 6/6/14

why it is the wrong answer given in topic test of chapter changes ,

1 TOPIC ;NATURALAND ARTIFICAL CHANGES

"QUESTION 4"

ANSWER IS AFFORESTATION

BUT LAST LINE IN THE ANSWER IS IN CORRECT

Subject: Science, asked on 22/6/19

Technological progress in Neolithic age?

Subject: Science, asked on 31/12/16

1. What type of energy transformation takes place in   Stream Engine?
 

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