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Salsk061 [2.6K]
3 years ago
5

Which two particles are found in the nucleus of an atom?

Chemistry
2 answers:
Ket [755]3 years ago
7 0
Answer:

Protons and neutrons are found in the nucleus of the atom.

Explanation:

Protons and neutrons are found in the nucleus of the atom, while electrons are outside of the nucleus.
max2010maxim [7]3 years ago
4 0

Answer:

Protons and neutrons

Explanation:

Nucleus is the central dense part of the nucleus and consists of most of the mass of an atom.

An atom has three subatomic particles:

  • Electrons
  • Protons
  • Neutrons

Electrons are negatively charged subatomic particles, protons are positively  charged and neutrons are neutral.

Electrons are present in the energy shells outside to the nucleus and revolve around it.

Protons and neutrons are present in nucleus.

Number of protons and neutrons present in the nucleus together called mass number or atomic mass.

Therefore,

Atomic mass = No. of protons + No. of neutrons

Number of protons present in the nucleus is same as the number of electrons present outside nucleus.

Therefore,

No. of protons = No. of electrons = Atomic number

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The ethic of sustainable development has evolved with a view to _____.
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The needs of future generations
4 0
2 years ago
I NEED HELP!!!!!
wlad13 [49]

Answer: See explanation

Explanation:

The negative effects of video games include:

1. Social disconnection- One negative effect of video games is that it brings about social disconnection. Video games are typically addictive and this leads to the individual playing the game gradually disconnecting from the social life. Such people tends to play games rather than having conversations with their friends or family members.

2. Addiction - Video games are addictive which can lead to depression or bring about mental health disorder.

3. Wrong values - Some video games instill wrong values in children. Such values include violence, aggression and vengeance.  

4. Negative academic achievement - Students who play video games a lot tend to have a negative academic achievement as the time they could have used in reading or studying is used for playing games and thus tends to have an effect on the performance in school.

5. Health hazards- Video games may lead to health hazards- such as nerve compression, obesity, and video-induced seizures.

The positive effect of video games are:

1. Problem solving - Video games train ones brain to be creative and also come up with solution to challenges.

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3. Create positive emotions - Easy games can bring about positive emotions and uplift ones mood, and help in promoting relaxation.

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8 0
3 years ago
Aqueous hydrochloric acid HCl will react with solid sodium hydroxide NaOH to produce aqueous sodium chloride NaCl and liquid wat
Mashcka [7]

Answer:

0.26g of NaCl is the maximum mass that could be produced

Explanation:

Based on the reaction:

HCl + NaOH → NaCl + H₂O

<em>Where 1 mol of HCl reacts per mol of NaOH to produce 1 mol of NaCl</em>

<em />

To solve this question we need to find <em>limiting reactant. </em>The moles of limiting reactant = Moles of NaCl produced:

<em>Moles HCl -Molar mass: 36.46g/mol-:</em>

0.365g HCl * (1mol / 36.46g) = 0.010 moles HCl

<em>Moles NaOH -Molar mass: 40g/mol-:</em>

0.18g NaOH * (1mol / 40g) = 0.0045 moles NaOH

As the reaction is 1:1 and moles NaOH < moles HCl, limiting reactant is NaOH and maximum moles produced of NaCl are 0.0045 moles.

The mass of NaCl is:

<em>Mass NaCl -Molar mass: 58.44g/mol-:</em>

0.0045 moles * (58.44g/mol) =

<h3>0.26g of NaCl is the maximum mass that could be produced</h3>
8 0
2 years ago
Is the prime meridian a longitudinal or latitudinal line?
Nesterboy [21]

Answer:

longitudinal

Explanation:

A prime meridian is the meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its anti-meridian (the 180th meridian in a 360°-system) form a great circle. This great circle divides a spheroid into two hemispheres.

4 0
2 years ago
→
marin [14]

Answer:

[A]²

Explanation:

Since the formation is independent of D, D is 0 order.

Since a quadruples when it is doubled it can be written as

2A^X= 4

To find the unknown power we can assume A= 1 to make the math simple. So When a = 2 (Because you doubled it) raised to X power it will equal 4

so the unknown power is 2

Making the rate law

[a]²[b]⁰

or simply just

[A]²

8 0
3 years ago
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