Students measuring the mass of a rock record 6.759 g, 6.786 g, 6.812 g, and 6.779 g. Which other measurement of the block's mass would be most precise?

A. 6.702 g

B. 6.781 g

C. 6.605 g

D. 6.858 g

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A mixture with particles that settle out is classified as a (an

A certain chemical reaction releases 362. kj of heat energy per mole of reactant consumed. Suppose some moles of the reactant are put into a calorimeter (a device for measuring heat flow). It takes 4.

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Precision is defined as how_the measured values are to one another. accurate common reproducible 2 pts D Question 3 An object with a mass of 0.281 kg and density of 452 g/cm measures 37.0 mm in length and 15.2 mm in width.

In Hooke's law, if a large force produces a small displacement, what does that say about the spring?

What best describes the bonding in a water molecule? An oxygen atom shares an electron pair with each H atom. An oxygen atom shares a single electron with each H atom. An oxygen atom receives an electron from each H atom.

What does the mass number tell us?

How is shielding effect related to atomic radius?

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