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iris [78.8K]
3 years ago
15

Please help!!!

Chemistry
2 answers:
3241004551 [841]3 years ago
6 0

Answer:

1.) The result is a red solution and a blue-green precipitate.

2.) The reaction results in a precipitate of a basic salt, which can co-precipitate with other metal ions that form hydroxide precipitates, causing complications when trying to separate metal ions.

Arisa [49]3 years ago
5 0

the answer to the first question is:

Here, cobalt(II) chloride (CoCl2) is added to sodium hydroxide (NaOH).

and I dont know the answer to the second one sorry

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Draw the addition product formed when one equivalent of hcl reacts with the following diene.
pashok25 [27]

Answer:

                    Major Product = 4-chloro-4-methylcyclohex-1-ene

Explanation:

                     Alkene are the class of organic compounds which contain one or more double bonds between two carbon atoms. Alkenes are considered most reactive among the unsaturated hydrocarbons and they undergo <em>addition reactions</em> due to high electron density around the double bonds.

                      In given question it is written that we are provided with one equivalent of HCl while, our compound contains two double bonds (diene) so in selected starting material the HCl will be added across (hydrohalogenation reaction) the substituted double bond because it will give a more stable carbocation (<u><em>tertiary carbocation</em></u>) during the reaction course. Hence, as shown in reaction scheme 4-chloro-4-methylcyclohex-1-ene will be the major product.

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3 years ago
Which SI unit would be most appropriate for expressing the mass of this animal
Ede4ka [16]

Answer:

Kilograms, I think.

Explanation:

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d.) intensity

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8 0
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water is conductor or insluator? nails are conductor or insulator? key chains are conductor or insulator?
e-lub [12.9K]

Answer:

Explanation:

Water is a conductor if it has solutes/ions dissolved in it(tapwater for example)

but pure water is not a good conductor of electricity.

Nails and keychains(made of metal) are conductors of electricity.

3 0
3 years ago
I really have no idea what to do here sorry. Help please.
horrorfan [7]

1. An ion is a charged atom. A molecule is a neutrally-charged combination of atoms.

2. A molecule is a combination of atoms. It can consist of atoms from one or more elements. For example, an oxygen molecule comprises two oxygen atoms. A compound is a substance made up of a combination of atoms of different elements. For example, water is a compound of hydrogen and oxygen.

3. An electron dot diagram is a simple way of representing the bond and electronic structure of molecules. A formula is a written representation of the types and numbers of atoms in a molecule.

4. As above...a formula denotes which atoms are in a molecule and how many. For example, H2SO4 tells us there are two hydrogen atoms, one sulfur atom and four oxygen atoms in each molecule of sulfuric acid.

5. An ionic bond is a type of chemical bond that stems from electrostatic attraction between ions with opposite charges. A covalent bond is another type of chemical bond that involves sharing of electrons between atoms in order to achieve a stable electronic structure for the molecule as a whole.

5 0
3 years ago
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