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vagabundo [1.1K]
2 years ago
15

Write balanced equations and Kb expressions for these Brønsted-Lowry bases in water:(CH₃)₃N

Chemistry
1 answer:
grandymaker [24]2 years ago
8 0

(CH3)3N + H2O ---> (CH3)3NH+  +  OH-

The equation of Kb:

Kb = [(CH3)3NH+][OH-]/[(CH3)3N]

<h3>What do we know about the process of dissolution?</h3>

A solute can dissolve in a solvent in a solid, liquid, or gaseous phase to create a solution through the process of dissolution. Solubility. The greatest amount of a solute that may dissolve in a solvent at a particular temperature is known as its solubility. The solution is said to as saturated when the maximum amount of solute is present.

Several variables influence solubility, including:

  • The solute's concentration
  • The system's temperature
  • Pressure (for gases in solution)
  • The solvent's and solute's polarity

To learn more about pKb:

brainly.com/question/14124805

#SPJ4

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Single stranded___ molecules translate he code for making protein
Radda [10]

Answer:

RNA

Explanation:

Central dogma is the process of the formation of protein from the sequence of nucleotide on DNA. It consists of two further processes Transcription and translation.

During Transcription, the information from the DNA sequence is transcripted in a sequence of RNA, that is single stranded and contains Uracil instead of Thymine.  During Translation, the information from the RNA sequence is translated into a sequence of amino-acid, and a protein.

Hope it helps!

6 0
3 years ago
What is the molecular formula of a compound made of 25.9% N and 74.1% O?
Inessa05 [86]


D.

If we take a sample of 100g of the given compound, we should find that it contains 74.1g of oxygen and 25.9g of nitrogen. The molar masses of oxygen and nitrogen are approximately 16.0g/mol and 14.0g/mol respectively. To find the appropriate number of moles of oxygen and nitrogen found in one mole of the given compound, we divide the mass of the sample by the molar mass of each substance.

For oxygen: 74.1g/(16.0g/mol) = 4.63125 mol (round up to 5 mol)

For nitrogen: 25.9g/(14.0g/mol) = 1.85 mol (round up to 2 mol)

Therefore one mole of this compound contains 2 moles of nitrogen and 5 moles of oxygen.

8 0
3 years ago
Read 2 more answers
Which is greater? 1,000ml or 1,000 cm3
pshichka [43]
Niether, they are equal.
1,000 cm3 = 1000 mL
8 0
3 years ago
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Body temperature is controlled by a negative feedback control system. the hypothalamus is the ________ for this system.
postnew [5]

Body temperature is controlled by a negative feedback control system.

What is negative feedback?

In biological systems, a type of control known as negative feedback occurs when a process's output lowers its own stimulus. A common regulation mechanism in many biological responses is feedback. The body may regulate numerous aspects of its internal environment by permitting particular routes to be switched on and off. This is like turning a switch. Feedback enables a pathway's output to operate a switch. Negative feedback, often known as a "negative feedback loop," happens when a pathway's end product disables the corresponding metabolic step.

In order to maintain body temperature, the hypothalamus reacts to this information by directing nerve impulses to effectors. For instance, the hair erector muscles tighten up if we get too cold. As a result, a layer of air is trapped near to the skin, raising the skin hairs. Systematic negative feedback regulates body temperature.

<u>Thus the </u><u>hypothalamus</u><u> is the vital organ for this system.</u>

To learn more about negative feedback from the given link below,

brainly.com/question/11525272

#SPJ4

6 0
2 years ago
If a motionless object has a weight of 25 N, what is true of the normal force acting on the object? A. It is 25 N and acts in th
Tatiana [17]

B. normal contact force acts in the opposite direction as of weight, hence A is out. C is out as if normal contact force is lesser than the weight, the object would be sinking into the ground due to net force of the weight. D is out as if normal contact force is greater than the weight, the object would be flying upwards.

8 0
4 years ago
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