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hoa [83]
2 years ago
7

You have two solid substances that look the same. What measurements would you take and which tests would you preform to determin

e whether they actually are the same?
Chemistry
1 answer:
ASHA 777 [7]2 years ago
5 0

Answer:

óooooooooooooo

ssssmmmmmmm

aaaaaaaaaaaOooo

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Answer: The correct answer is it emits light.

Explanation:

When an electron is present in ground level that is the lower energy level and moves to the higher energy level, the energy is provided to the electron which means that it absorbs light. This is known as absorption.

When an electron present in the higher energy level comes back to the lower energy level, it emits radiations in the form of light. This is known as emission.

Hence, the correct answer is it emits light.

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By definition, all acids are harmful for human beings. true or false
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true

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What is the chemical formula for a molecule of salt?
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Su fórmula molecular es Na Cl y es el producto de la base hidróxido sódico (NaOH) y ácido clorhídrico, H Cl. En general, las sales son compuestos iónicos que forman cristales. Son generalmente solubles en agua, donde se separan los dos iones. Las sales típicas tienen un punto de fusión alto, baja dureza, y baja compresibilidad.

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This question is about elements, compounds and mixtures.
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answer is potasium means k

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What forms the organic portion of soil?
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<h2>Dead & Decaying Organisms</h2>

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There are many inorganic components of soil, such as clay. However, soil is mainly comprised of dead and decaying organisms. For example, old, and decaying plants.

<em>PLEASE MARK BRAINLIEST</em>

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