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Varvara68 [4.7K]
2 years ago
12

What does the picture depict about ecology?​

Chemistry
1 answer:
mezya [45]2 years ago
5 0
There is no picture
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What is the lightest particle in the following 1)electron 2)proton 3)neutron 4)photon
Anuta_ua [19.1K]

Answer:

1) Electron

Explanation:

It carries a negative charge of 1.602176634 × 10−19 coulomb, which is considered the basic unit of electric charge. The rest mass of the electron is 9.1093837015 × 10−31 kg, which is only 1/1,836the mass of a proton.

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What factors affect the geometry of a molecule?
natali 33 [55]

The factors that affect geometry of a molecule are

> The number of bonding electron pairs around the central atom.

> The number of pairs of non-bonding ("lone pair") electrons around the central atom.

4 0
2 years ago
1What is ""Fremy's salt""? Write the molecular formula of Fremy's salt. Write the structure of the product obtained from phenol.
EastWind [94]

Answer and Explanation:

The Fremy salt is a chemical compound its chemical name is disodium nitrosodisuphonate

The molecular formula of the Fremy salt is K_2NO(SO_3)_2

When phenol is treated with Fremy salt in presence of water then benzoquinone is formed

C_2H_5OH\rightarrow C_6H_4O_2 ( in presence of Fremy salt and water)

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3 years ago
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Find the % by mass of the solute in 129.54 g C6H1206 in 525 g H20.
belka [17]

Answer:

19.79%

Explanation:

mass % = (mass solute / total mass) * 100

total mass = 129.54 + 525 = 654.54

solute = C6H12O6

(129.54/654.54) = .1979

.1979 * 100 = 19.79%

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3 years ago
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