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nadya68 [22]
3 years ago
13

1. The development of the cathode ray tube led to the discover of what subatomic particle?

Chemistry
1 answer:
horsena [70]3 years ago
7 0

Answer:

1. Protons

2.Neil Bohr model

3.shell

4.results and conclusion for gold foil experiment

   The protons are not scattered uniformly but they are concentrated at the nucleus (core)  of the atom

 The nucleus is largely responsible for the entire mass of the atom.

There is an empty space surrounding the nucleus and the electrons revolve round an orbit at a distance from the nucleus

5. the s orbital has the least amount.

Explanation:

the maximum capacity for s orbital is 2.

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Answer:

Sources of air pollutants from the industry include: power generation plant, boilers, bleaching plants and caustic soda/chlorine plant. Pollutants include particulate matter, chlorine, sulfur dioxides, hydrogen sulfides, carbon dioxide, carbon monoxides and nitrous oxides.

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Which type of volcano forms when eruptions contain mostly dush ashes and cinders?
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Which of the following is a chemical property of iron? It
astraxan [27]

Answer:

is capable of combining with oxygen to form iron oxide

4 0
3 years ago
Balloon A started with a volume of 1.76 L. The temperature of the room the balloon was in was 295 K. The balloon was heated to a
valentina_108 [34]

Answer:

V₂ = 1.5 L

Explanation:

Given data:

Initial volume of balloon = 1.76 L

Initial temperature = 295 K

Final temperature = 253.15 K

Final volume = ?

Solution:

According to this law, The volume of given amount of a gas is directly proportional to its temperature at constant number of moles and pressure.

Mathematical expression:

V₁/T₁ = V₂/T₂

V₁ = Initial volume

T₁ = Initial temperature

V₂ = Final volume  

T₂ = Final temperature

Now we will put the values in formula.

V₁/T₁ = V₂/T₂

V₂ = V₁T₂/T₁  

V₂ = 1.76 L ×253.15 K / 295 K

V₂ = 445.54 L.K /295 K

V₂ = 1.5 L

4 0
4 years ago
What is the overall equation for the reaction that produces P4010 from P406 and O2?
Olenka [21]

Answer:

B its B

Explanation:

P406(s) + 202(g) P4010(s)

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