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belka [17]
3 years ago
5

Why do some vaccines are injected than taken orally?

Chemistry
2 answers:
Verdich [7]3 years ago
5 0

Answer: Most vaccines are given by injection as they are not absorbed reliably through the intestines.

Explanation:

kotykmax [81]3 years ago
3 0
Because vaccinations vary in attributes.
You might be interested in
Generally how does the first ionization energy vary as the atomic number increases going across a period
Vlad1618 [11]

Across a period I.E increases progressively from left to right

Explanation:

The trend of the first ionization energy is such that across a period I.E increases from left to right due to the decreasing  atomic radii caused by the increasing nuclear charge. This not compensated for by successive electronic shells.

  • Ionization energy is a measure of the readiness of an atom to lose an electron.
  • The lower the value, the easier it is for an atom to lose an electron.
  • Elements in group I tend to lose their electrons more readily whereas the halogens hold most tightly to them.
  • The first ionization energy is the energy needed to remove the most loosely bonded electron of an atom in the gaseous phase.

Learn more:

Ionization energy brainly.com/question/6324347

#learnwithBrainly

3 0
4 years ago
2 points
prohojiy [21]

Answer: An imbalance of electric charge I the surface of an object

-electric charges that are stationary or at rest

-charges that build up on an object

7 0
3 years ago
What mass of hydrogen is required to react with 24.7 g of nitrogen?
yaroslaw [1]

Answer:

10.80 g of H2

Explanation:

As per the equation, let us calculate the mole ratio. N2+3H2→2NH3. As per the equation one mole of nitrogen

8 0
3 years ago
“A student in your class claims that chemical bonds and intermolecular forces are the same thing. Is this student correct? Justi
belka [17]

Answer:

The answer to your question is below

Explanation:

This student is wrong.

Chemical bonds are forces that hold atoms together to form a molecule or compound. These interactions are inside the molecule. Example

Ionic bond: NaCl   (sodium and chlorine).

Intermolecular forces are weaker than chemical bonds and they are forces between atoms or molecules. These interactions are among different molecules.

Example

Two molecules of water interact forming hydrogen bridges.

5 0
3 years ago
What quantity of energy is released when 540 g of cyclopentane are burned amswer?
Zarrin [17]

Download the app called Socratic it helps with this

5 0
4 years ago
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