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Svetradugi [14.3K]
2 years ago
13

How many oxygen atoms are in 4.00g of quartz?

Chemistry
1 answer:
Rufina [12.5K]2 years ago
4 0

Answer:

Rounding for significant figures gives us a final answer of 3.41×1022 atoms 3.41 × 10 22 a t o m s atoms of oxygen.

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The formula C2H4 can be classified as
blsea [12.9K]

The formula C2H4 can be classified as both a molecular formula and an empirical formula. The answer is number 4.

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3 years ago
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This science of classifying organisms is called?
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The classifying of organisms is called "Taxonomy" or the second option. Taxonomy mainly takes place with organisms although it could be used to classify anything. Taxonomy consists of a graph with eight categories all used to classify a living organism.

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3 years ago
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What symbol is used to express the factor, 10-6? A) B) M C) n D) m
Tom [10]

Answer:

The correct answer is that letter.  (μ)

Explanation:

Hello!

According to the international system of units, we use prefixes to indicate the number of places we ran the point.

The letter  μ indicates 10^{-6}

The correct answer is that letter.  (μ)

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4 0
3 years ago
What is the common name of the ether that has the following structure? H3C----O-----CH2CH3
fomenos

Answer:

Ethyl methyl ether.

Explanation:

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So, it is named ethyl methyl ether.

  • The IUPAC name of this name is Methoxyethane.
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3 years ago
Fill in the process that causes each transition. Your choices are evaporation, condensation, precipitation, melting, and freezin
NemiM [27]

Answer:

A. Ocean > Atmosphere = freezing

B. Atmosphere > clouds = evaporation

C. Cloud > snow = precipitation

D. Glacier (River of ice) -> River = melting

E. Cloud -> Soi = condensation

8 0
2 years ago
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