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Ghella [55]
3 years ago
15

Functional groups create active sites in molecules. The polar part of a molecule that can hydrogen bond to water is said be hydr

ophilic. Pi (π) bonds create active sites and will react with electron-deficient species. A electronegative heteroatom like nitrogen, oxygen, or a halogen makes a carbon atom ____________ . The nonpolar part of a molecule that is not attracted to water is said to be hydrophobic.
Chemistry
1 answer:
VMariaS [17]3 years ago
5 0

Answer:

Polar/Hydrophilic

Explanation:

Fluorine, Nitrogen and Oxygen are strong electronegative atoms and by definition, Electronegativity is the amount of pull or the high affinity of an atom to electrons.

Polar bond occurs when there is a high difference between the electronegativity value of both atoms that take part in the bond.

A polar molecule has a net dipole from the distribution of its positive and negayive charges. Hydrophobic and Hydrophilic (in chemistry, Polar) are terms dependent on the overall distribution of charge in its molecule.

Therefore, bonds between C-N, C-O and C-Cl are polar covalent bonds a d this is because of the jigh electronegativity possessed by Nitrogen, Oxygen and Chlorine.

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Help pls!! Due in 30 mins!
DaniilM [7]

2. 2Al(s) + 6HCl(aq) + 2AlCl3(aq) + 3H2(g) represents a single replacement reaction

<h3>Further explanation</h3>

A single replacement reaction is a chemical reaction in which one element replaces the other elements of a compound to produce new elements and compounds

Not all of these reactions can occur. We can use the activity series(voltaic series), which is a list of elements that can replace other elements below / to the right of them in a single replacement reaction.

1. 2Al(s) + 3Cl2(g) → 2AlCl3(s)

Syntesis/combination reaction

2. 2Al(s) + 6HCl(aq) ⇒2AlCl3(aq) + 3H2(g)

Single replacement reaction

3. 2AlCl3(s) → 2Al(s) + Cl2(g)

Decomposition reaction

4. AlCl3(aq) + 3KOH(aq) + Al(OH)3(s) + 3KCl(aq)

Double  replacement reaction

8 0
3 years ago
Read 2 more answers
Which describes the process of injecting fluids into cracks of rocks to recover oil deposits?
lord [1]
Pretty sure it’s cementing
4 0
3 years ago
Read 2 more answers
Which of the following describes an impact of the specific heat of water on the planet?
lyudmila [28]

Answer:

A.

Explanation:

specific heat of water is immense as compared to most of other known substances. The result of this characteristic is that water heats slowly and cools slowly. In coastal region and islands, the air above lands gets heated up quickly as compared to air above water.

6 0
3 years ago
Which carboxylic acid is used to prepare the ester shown?
valentinak56 [21]

Answer:

B

Explanation:

The general equation for the reaction of a carboxylic acid with an alkanol to form an ester is shown below;

RCOOH + ROH ------> RCOOR + H2O

Hence; the reactant carboxylic acid can only be the compound (CH3)2-CH-CH2-COOH in accordance with the general reaction equation shown above.

Hence the reaction is;

(CH3)2-CH-CH2-COOH + CH3-CH2OH -------> CH3CH2 OCO-CH2-CH-(CH3)2

3 0
3 years ago
After an investigation, Kuri determines that her hypothesis was wrong. What is the best thing for Kuri to do next? propose a sci
a_sh-v [17]

The best thing to do if a hypothesis was found to be wrong after conducting an investigation would be to write a new hypothesis and conduct new experiments to explore the matter.

<h3>Hypothesis</h3>

The formulation of hypotheses is one of the key steps in the scientific method.

Hypotheses are usually tested using experiments and are usually accepted or rejected depending on the outcome of the experiments.

If a hypothesis is rejected, it does not mean that the entire subject is abandoned. Rather, new hypotheses may be formed and experiments conducted to further explore the subject.

More on hypotheses can be found here: brainly.com/question/23056080

8 0
3 years ago
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