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Answered on 08 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

If an atom contains one electron and one proton, will it carry any charge or not?

S S.

An electron contains negative charge and a proton contains positive charge. So the magnitude of their...

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Answered on 08 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

Which separation technique will you apply for the separation of Ammonium chloride from a mixture containing...

S S.

Ammonium chloride can be separated from a mixture of sodium chloride and ammonium chloride by the technique...

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Answered on 11 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

Which separation technique will you apply for the separation of small pieces of metal in the engine oil of a car?

Swapnil S.

Debate pro and maths' master

Filtration is applied for separation of metal in engine oil of car.

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Answered on 19/12/2017 CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

Which separation technique will you apply for the separation of oil from water?

Krishnaraj M

automotive electronics

centripetal force with ring chamber array

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Answered on 09 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water. What mass of oxygen gas would...

Vijayant Khuntia

Tutor

Let's take 1gm of hydrogen, it will combine with 8gm of oxygen. So for 3gm of hydrogen, the mass of oxygen...

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Answered on 28/12/2017 CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

If one mole of carbon atoms weighs 12 gram, what is the mass (in gram) of 1 atom of carbon?

Andrews Joseph

1.9926467 10?23 gram. 1 mole contain Avogadro number (Na) of atoms 12/Na

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Answered on 02 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

What are the characteristics of the particles of matter?

Rohit

Alumni, IIT Delhi

i) Particles of matter have spaces between them. (ii) Particles of matter are continuously moving. (iii)...

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Answered on 10 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

What would happen if there was no friction on the Earth?

Neelam

if there is no friction then not any work possible on earth because every thing do work by contact

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Answered on 04 Jan CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

What would happen if gravitational force of the Sun suddenly vanishes?

Wisdom Tutorials

Learn Physics

The planets will probably follow a path tangential to their respective orbits. The same might not happen with the moons.

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Answered on 11/12/2017 CBSE/Class 9/Science1 Tuition/Class IX-X Tuition

Name the isotope used for treatment of cancer.

Nipan Goswami

Tutor

1. Cobalt 60 - used for Teletherapy 2. Iodine 131- used to treat Thyroid Cancer 3. Iridium 192- used...

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