How do we exist? What does scientific evidence suggest about the start of the universe?

Chemistry

1 answer:

kotykmax [81]2 years ago

4 0

Answer:

It all started with the big bang.

The big bang is how astronomers explain the way the universe began. It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now (and it could still be stretching).

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. One of the essential minerals in the human body is salt. How much salt (NaCl) is in the average adult human body?

son4ous [18]

Answer:

200g or 40 teaspoons

Explanation:

An average human, weighing about 50 pounds, has about 200 g or 40 tps of NACl

4 0

2 years ago

Iron (Fe) reacts with copper sulfate (CuSO4) to form iron (II) sulfate. In this reaction, Cu2+ gains electrons to form Cu. Which

Zanzabum

Remember, OIL RIG
Oxygen Is Loss of electrons
Reduction Is Gain of electrons

If something goes from + to - then it has gained electrons
If something goes from neutral to - it has gained electrons
If it goes from - to + is loses electrons
If it goes from neutral to + it loses electrons

If something is oxidised, it is a reducing agent
If something is reduced, it is an oxidising agent

I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!

6 0

3 years ago

QUICK CHECK

mamaluj [8]

The structure that corresponds to methylpropylether is the structure CH3 - O - C3H7 in option C.

<h3>What is structure?</h3>

The structure of a compound is defined as the way in which the atoms in the compound are arranged. We know that a compound is composed of atoms and these atoms are arranged in particular patterns in space. This is the stereochemistry of the molecule.

Now we know that methylpropylether is a compound that contains the methyl group and the propyl group separated by a oxygen atom as is typical of all ethers.

As such, the structure that corresponds to methylpropylether is the structure CH3 - O - C3H7 in option C.

Learn more about methylpropylether:brainly.com/question/28047849

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