NaOH buret 2nd reading 29,45 32.05 NaOH buret 1st reading 0,02 mL 0.01 mL Slighty derker pinh Light Pint Endpoint Color Calculations: 2943aL 32.04nL Net yolume

Q: how do i know if my measurement is significantly different from the exact value, at least 2…

A: Given: Exact value : 0.25 Average = 0.223 Standard deviation = 0.025 RSD = 11.2 %

Q: 2. Students measured and recorded the mass of a rock four times. The true mass of the rock is known…

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A: The four given numbers are 7.159, 7.024, 7.183 and 7.005The average value is calculated as follows,

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Q: Explain the difference between random error and systematic error.

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Q: If you were pipetting 17.0 mL, what is the percent error in the pipet?   I know that Volumetric…

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Q: Help me find the % deviation : #1: 7.77 #2 : 7.78 #3: 7.74 i know the average is 7.76…

A: Not

Q: Why should the selected rule(s) be followed? A residue left on the balance will contaminate the…

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Q: A student determines the density of a metal to be 8.55g/cm3. If the theoretical value is 8.91g/cm3,…

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Q: Does standard deviation give a measure of precision or accuracy?

A: Interpretation - Does standard deviation give a mesure of precision or accuracy -      Introduction…

Q: You have measured the mass of samples A,B,C,D, and E on the analytical balances in our chemistry…

A: ∵ Standard deviation S=ΣXi-X2n-1Where ,         X=sample average         Xi=Individual values in…

Q: number of significant figures. To avoid rounding errors, do not round your answers until the very…

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Q: please help with this question : The research process in which new data will be collected and…

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Q: The accepted density of Manning is 18.00g/mL. Your lab team measures the density of Manning to be…

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Q: Give the standard deviation of the following numbers: 2.01, 2.10, 2.20, 2.41. Use appropriate…

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Q: 1) Make up the following standard samples NOTE: when measuring the volumes to make the bellow…

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