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Naily [24]
3 years ago
14

Lisa is using a spring scale to measure the weight of a wooden block. She weighs the wooden block a total of five times with the

Chemistry
1 answer:
Alchen [17]3 years ago
3 0

Answer:

A)The spring scale has a high level of precision and a low level of accuracy.

Explanation:

Hope it works for u guys

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Explanation:

Avogadro´s number is 6.022 x 10²³ molecules, atoms, particles, etc.

Here we are talking of atoms of copper, so 1 mol of copper is equal to 6.022 x 10²³ atoms, and we only need to setup the proportion to find the number of mol in 2.41 x 10²⁴ atoms. ( Think of it like a dozen, avogadro´s is 6.022 x 10²³ )

( 1 mol copper/ 6.022 x 10²³ atoms of copper ) x  2.41 x 10²⁴ atoms

= 4.00 moles

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