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Katen [24]
3 years ago
6

How is the precision of a calculated result related to the precision of the measurement used in the calculation?

Chemistry
1 answer:
sashaice [31]3 years ago
7 0

The precision of a calculated answer is limited by the least precise measurements used in the calculation.

Hope this helps :)

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Types of atoms. The basic unit of matter. Pure substance is what?
ivanzaharov [21]

Solids, liquids, gases, and plasma are all matter. When all atoms that make up a substance are the same, then that substance is an element. Elements made of only one kind of atom. Because of this, elements are called "pure" substances.

hope this helps :)

7 0
3 years ago
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What is the symbol for gold
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The elemental symbol of gold is denoted on the periodic table as being Au.
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A low-pressure weather system comes into the city of Denver. The atmospheric pressure is 693 mmHg.693 mmHg. If 78.0%78.0% of dry
scoundrel [369]

Answer:

540.54 mmHg

Explanation:

We know that the partial pressure of a substance is defined as; Mole fraction * total pressure.

If the total amount of gases in the atmosphere is 100%, the mole fraction of nitrogen gas is now

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Thus, partial pressure of nitrogen gas = 0.78 * 693 = 540.54 mmHg

6 0
2 years ago
Noble gas notation for platinum
SOVA2 [1]

Pt

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4 0
3 years ago
Which element cannot be the central atom of a lewis structure?.
zalisa [80]

Answer:

Hydrogen

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Hydrogen can never be central atom despite its low electronegativity

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