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scZoUnD [109]
3 years ago
12

Do you observe the halide test in the upper layer or lower layer​

Chemistry
1 answer:
NeTakaya3 years ago
6 0

Answer:

lower layer​

Explanation:

Usually to identify halide ions in solution you use silver nitrate which readly react with Cl⁻, Br⁻ and I⁻ ions to form silver halide salts with different colors depending on the ion present in the solution​.

Now, because the silver halide salts are insoluble in water and have a density higher that the water they will stay in the lower part of the test tube.

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Is Mg(CH3COO)2 soluble or insoluble
kati45 [8]

Answer:

It is Soluble

Explanation:

Name- Magnesium acetate

It dissolves easily in water and alcohol.

8 0
2 years ago
Four properties of water are listed. It reacts with halogens to form oxygen gas as one of the products. It is transparent and ta
Bezzdna [24]

Chemical property is the property of the substances that describes the ability of the substance to involve in chemical reactions. Physical property is that which does not change the chemical composition of the substances. The following properties of water that it is transparent and tasteless in its pure form and it freezes at a temperature of 0^{0}C are physical properties as they simply indicate the change in physical state without any change in chemical composition of water.

The other two properties that water reacts with halogens to form oxygen gas as one of the products and water decomposes to form hydrogen and oxygen are chemical properties as the chemical composition of water changes in the given reaction.

Therefore the correct answer is b. 1 and 4

8 0
3 years ago
When placed in H2O, a sodium pellet catches on fire as hydrogen gas is liberated and sodium hydroxide forms.
tangare [24]
I this is really hard who can help me complete all of these because this is acknowledged
3 0
3 years ago
Who is responsible for the impacts of overfishing?
GarryVolchara [31]

Answer:

Japan, China, the U.S., Indonesia, Chinese Taipei and South Korea have been named by Pew Charitable Trusts on a “shame list” of countries responsible for overfishing tuna in the Pacific. According to Pew, the “Pacific 6” are responsible for 80 percent — 111,482 metric tons in 2011 — of the annual catch of bigeye tuna.

Hope it will help you

7 0
2 years ago
describe the relationship between the energy of an electron, and its probable distance away from the nucleus of an atom?
mel-nik [20]

Answer: The energy of an electron depends on its location with respect to the nucleus of an atom. The higher the energy of an electron in an atom, the farther is its most probable location from the nucleus.

8 0
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