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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.
why lithium and breyllium markedly differ from other members of theit respective group?
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Sharp line source: When the bandwidth of the primary radiation is low with respect to the profile of the analyte absorption, the given amount of analyte would absorb more radi
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does nitro compounds cause any harmful effect on living things?
alkaline earth metals
Electromeric effect (1) The occurrence of movement of electrons from one atom to other in multi bonded atoms at the demand of attacking reagent is known as electromeric effect.
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