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CHHAYA PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-SOLVED NCERT EXERCISE
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- Calculate the atomic mass (average) of chlorine using the following da...
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- In three moles of ethane (C(2)H(6)) calculate the following: (1) Numbe...
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- What is the concentration of sugar (C(12)H(22)O(11)) in mol*L^(-1) if ...
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- Pressure is determined as force per unit area of the surface. The SI u...
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- What is the SI unit of mass? How is it defined?
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- Match the following prefixes with their multiplies:
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- What do you mean by significant figures?
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- A sample of drinking water was found to be severely contaminated with ...
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- Express the following in the scientific natation: (1) 0.0048 (2) 2...
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- How many significant figures are present: (1) 0.0025 (2) 208 (3) 5...
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- Round up the following upto three significant figures: (1) (1) 34.21...
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