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Q. How reliable are measurements?
When scientists glance at measurements they want to know how accurate as well as how precise the measurements are. Accuracy demotes to how close a measured value is to an accepted value. Precision demotes to how close a series of measurements are to one another.
Precise measurements mightn't be accurate and accurate measurements might not be precise. When you made measurements you want to aim for both precision and accuracy.
inductive effect of -OH and -CHO group
Halides and halide complexes Almost all elements create thermodynamically stable halides. The general stability sequence is F>Cl>Br>I, that in covalent compounds follows the su
Difference between Oils and Fats Oils and fats belong to similar chemical group, although they are different in their physical state. (i) Oils are liquids at normal temperat
You are given a sample block of an unknown metal. The block displaces 3.24 mL of water and has a mass of 62.5429 g. What is the density of the unknown metal? What is the metal?
alkaline earth metals
Q. Show the Factors Affecting Equilibrium Position? Ans. The term equilibrium position refers to the relative proportions of reactants and products in the equilibrium mixt
Aromatic compounds - Homocyclic or Carbocyclic These compounds contain at least one benzene ring, that is a six-membered carbocyclic ring occupying alternate single and double
Is liquid ammonia is solvent?
On the basis of application, how are dyes classified? Describe essential features of any two of them.
2 Kg of ice at -20 degree C is mixed with 5Kg of water 20 degree C in an insulating vessel containing negligible heat capacity. Measure the final mass of water remaining in the con
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