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Neko [114]
3 years ago
15

Which can lead scientists to change a theory that has already been accepted? Check all that apply.

Chemistry
2 answers:
8090 [49]3 years ago
5 0
It seems to me that every answer there is correct.  All 5 answers could improve and change the results of a scientific experiment.  I suppose I would say check off all 5 answers.  
avanturin [10]3 years ago
3 0

Answer:

The correct answer will be options-

1. new hypothesis

2. technological inventions

3. repetition of the experiment

Explanation:

A scientific theory is a well-substantiated statement which explains any natural phenomenon in depth.

A theory is the elaborate explanation of the predicted hypothesis which becomes a theory when it has proved by the researcher and the fellow scientists.  

The life of a theory is durable which can be changed or modified when a new hypothesis is generated on the same issue or scientific question which explains the phenomenon more accurately.

The advancement in the technology can add knowledge to the existed theory which could lead to the modification of the theory. Also, if the repetition of the results of the old experiment does not support the theory can lead to the change in the theory.

Thus, the selected options are the correct answer.

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Speed is how fast you are going at the moment but acceleration is how fast you are building up speed to get to a set point

Explanation:

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There are _____ major plates that make up the most of the continents and the Atlantic and Pacific Ocean.
nasty-shy [4]

Answer and Explanation:

<u>D) 7 is the answer</u>

Together, the crust and the upper part of the mantle form the lithosphere, Earth's solid outer shell. This rocky, brittle layer is broken up into seven major and several minor tectonic plates (also known as lithospheric plates) that fit together like puzzle pieces.

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Asolution has a pH of 8. Which best describes the solution?
alekssr [168]

Answer:

a weak base

Explanation:

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How is electricity and magnetism related
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3 0
3 years ago
The equilibrium constant kp at 427°c for the reaction n 2( g) 3h 2( g) 2nh 3( g) is 9. 4 × 10 –5. what is δ g° for the reaction
SashulF [63]

ΔG° for the reaction is 5.47kJ mol⁻¹.

The energy that a substance has available for utilization in a chemical reaction or transformation is known as the Gibbs free energy. Things frequently change into other things that have less Gibbs free energy. The Gibbs free energy change indicates whether a chemical reaction will take place spontaneously or not.

By using the formula;

ΔG° = −RTlnKp

Where,

R = 8.3Jk⁻¹mol⁻¹

T = Temperature = 427 + 273 = 700 K

Kp = 8×10⁻⁵(given)

Substituting the value, we get,

ΔG° = −8.3 × 700 × ln(23×10⁻⁵)

ΔG° = −8.3 × 700 × (ln(2³)+ln 10⁻⁵)

       =  - 8.3 × 700 × (ln(2³)+ln 10⁻⁵)

       = − 8.3 × 700 × (2.07−11.5)

       =5.47×10⁴Jmol¹

       =5.47kJ mol⁻¹

Therefore,  ΔG° for the reaction is 5.47kJ mol⁻¹.

Learn more about Gibbs free energy here:

brainly.com/question/13765848

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2 years ago
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