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Is Matter Around Us Pure
Explain the meaning of the following equation in mechanics:
F = ma, where symbols have their usual meanings.
The equation, F = ma means that the force F on an object is equal to the product of its mass m and acceleration a.
The mathematical expression depicts Newton’s second law of motion.
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Which separation techniques will you apply for the separation of the following?
Ammonium chloride from a mixture containing sodium chloride and ammonium chloride.
Which separation techniques will you apply for the separation of the following?
Small pieces of metal in the engine oil of a car.
Which separation techniques will you apply for the separation of the following?
Different pigments from an extract of flower petals.
Which separation techniques will you apply for the separation of the following?
Butter from curd.
Write the steps you would use for making tea. Use the words—solution, solvent, solute, dissolve, soluble, insoluble, filtrate and residue.
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