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Questions tagged 'Significant Figures'

5 questions

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Anonymous

Feb 15, 2025

Express the sum of 7.68 m and 5.0 m using the correct number of significant digits. A)13m B)10m C)12.68m D)12.7m​

Calculate the sum of 7.68 m and 5.0 m, ensuring that you use the appropriate number of significant figures. Which of the following options represents the correct answer? A) 13 m B) 10 m C) 12.68 m D)...

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Anonymous

Jan 17, 2025

Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. your calculator answer would be 11.76 cm2

Suppose you are asked to calculate the area of a rectangle that is 2.1 cm wide and 5.6 cm long. Your calculator provides an answer of 11.76 cm². Now, imagine you are required to report this answer rou...

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Anonymous

Dec 17, 2024

A compound has a mass of 2.6632 × 102 g/mol. The number of significant figures in this mass is?

A compound has a molar mass of 2.6632 × 10² g/mol. How many significant figures are present in this measurement?

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Anonymous

Oct 25, 2024

An unknown insoluble substance displaced the water shown. its mass is indicated on the triple beam balance. use the diagrams above

An unknown insoluble substance has displaced the water shown in the diagrams above. Its mass is indicated on the triple beam balance. Please use the provided diagrams to answer the following question:...

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Anonymous

Oct 10, 2024

An aluminum sample has a mass of 80.01 g and a density of 2.70 g/cm3. according to the data, to what number of significant figures

An aluminum sample has a mass of 80.01 g and a density of 2.70 g/cm³. Based on this data, to what number of significant figures should the calculated volume of the aluminum sample be expressed?