CWEA Lab Analyst Grade 1 Questions With 100% Solved Solutions!!
Celcius - Answer-(F-32)5/9 HPC media water bath - Answer-45`C, 3hr Precision - Answer-a measure of how close a series of measurements are to one another Accuracy - Answer-how close a measurement is to the true value Electrical Fire - Answer-unplug & sodium bicarbonate analytical balance - Answer-a device for determining mass that gives highly accurate measurements top loading balance - Answer-used to determine mass; not as precise as an analytical balance triple beam balance - Answer-instrument used to measure mass, less sensitive than top loading Coliform - Answer-Gram-negative rod-shaped bacteria normally present in the intestine; includes E. coli and other species. temp and pH - Answer-temp rises, pH drops. Must measure pH within 15 min of collecting sample Always add ___ to ___ - Answer-acid to water spectrometer - Answer-a device that spreads light into its different colors rounding off - Answer-.5=keep # even <.4 stays the same >.6 round up sig fig rules - Answer-Non-zero digits are always significant. Any zeros between two significant digits are significant.A final zero or trailing zeros in the decimal portion ONLY are significant. adding sig figs - Answer-smallest number of decimals Alkalinity hold time - Answer-14 days COD hold time - Answer-28 days
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- CWEA Lab Analyst Grade 1
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- CWEA Lab Analyst Grade 1
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- Subido en
- 4 de abril de 2024
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- 2
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- 2023/2024
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