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A hissing sound is heard when baking soda is added to vinegar. Why?

Asked by Shaun 18/03/2016 Last Modified 08/09/2017

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Can we teach online through Skype? Or white board compulsory ?

Team viewer and Skype both are equally good options. White board is not essential.

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Can you show me a circuit diagram which can be used as a tester for conductors and insulators?

Below is the circuit: Cell -> Conductor/Insulator -> A Bulb-> Switch -> connect back to Cell. When switch is ON and a Conductor is connected, bulb will glow When switch is ON and a Insulator is connected, bulb will not glow

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''शरीरस्थो " what is the meaning of this word?

शरीरे तिष्ठति इति शरीरस्थः। One who/that which stays/remains in the body is called शरीरस्थ। Based on what follows, the visarga has become ओकार। It is an उपपद-तत्पुरुष-समास with शरीर as the उपपद and स्था as the धातु।

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Name the most important layer of the atmosphere.

Troposphere is considered as the most important layers for all biological activity

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What is the significance of the sun in the solar system?

the sun is the only source of heat and light.it is the closest star to the earth.

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amazing maths

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Common Fractions with Decimal and Percent Equivalents

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TO LEARN MORE EFFECTIVELY ALWAYS WRITE DOWN WHATEVER YOU LEARN.

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