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UNO [17]
3 years ago
5

3. Rb(CN) (aq) + Znl, (aq) → What is the production

Chemistry
1 answer:
Salsk061 [2.6K]3 years ago
3 0

Answer: RbI (aq) and Zn(CN)2 precipitate

Explanation: zinc cyanide is insoluble in water.

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After using an oil-based paint, you can't clean the brush in water but you can use mineral turpentine, or white spirit. Propose
ddd [48]

Let's understand the situation

You are using an oil based paint .We know oil contains hydrocarbons means CH- bonded compound . Hydrocarbons are known as organic compounds and non polar .The thing non polar doesn't matter much but thing organic matters .

Now coming to water ,water contains OH bonding ,a lone pair is present over O which makes water polar . Although water is also known as inorganic compound.

We know that like dissolves like .In that manner Organic compounds are soluble in only organic compounds and not in inorganic compounds like water .Thus oil paint is insoluble in water as particles don't dissolve

Hence to clean the oil you need organic solvents like toulenw,spirit ,Benzyl compounds etc .

6 0
1 year ago
What is the difference between the number of electrons in an atom of selenium,Se, and the number of electrons in an atom of alum
aliina [53]

Answer:

A)21

Explanation:

To know the difference between the number of electrons in the two atoms, we must first know the number of electrons in the atoms.

For Selenium, Se, we have 34 electrons. The element is in group 6 on the periodic table.

Aluminum on the other hand is in the Boron family with a total of 13 electrons.

The difference,( 34-13) electrons gives a total of 21 electrons

5 0
3 years ago
Read 2 more answers
True or False? Not all compounds will dissolve in water.
In-s [12.5K]

Answer:

False

Explanation:

Polar molecules and ionic compounds dissolve in water, not nonpolar molecules

4 0
3 years ago
Molecular formula of calcium oxide​
arlik [135]

Answer:

Calcium oxide, commonly known as lime, is a chemical compound with the formula CaO.

6 0
3 years ago
Select the correct answer.
erastova [34]

Scientific law

Explanation:

A scientific law is a term that refers to a fact that naturally occurs in the universe.

Scientific laws are natural laws and they hold true.

  • Scientific law is a well tested idea that holds through for a range of natural events.
  • Scientific theories are explanations of phenomenons drawn from series of tests.

Learn more:

experiment brainly.com/question/5096428

#learnwithBrainly

3 0
3 years ago
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