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3 years ago

Sulfur has 16 electrons in its atoms. Over how many energy levels are the electrons distributed, and how many are in each

1 answer:

8 0

Sulfur has 16 electrons in its atoms. Over how many energy levels are the electrons distributed, and how many are in each energy level? The electrons in a sulfur atom are distributed over the three energy levels; there are two electrons in the first energy level, eight in the 2nd, and six in the third.

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A biochemist analyzes the DNA of an organism and determines that it is composed of 28% adenine nucleotides. Using this informati

steposvetlana [31]

Answer:

C. 22

Explanation:

I just studied this last week

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3 years ago

1. How did dark matter affect the development of structures in the early universe?

-Dominant- [34]

Answer:

1. It seeded the development of galaxies

2. The percentage of dark matter has shrunk in scientists' estimates since the 1980s

The percentage of unknown material has grown in scientists' estimates since the 1970%

3. Supernovae that are moving away at an accelerating rate.

Explanation:

1. How did dark matter affect the development of structures in the early universe?

It seeded the development of galaxies.

It seeded the development of quasars.

It cooled pockets of gas to form nebulae.

it became part of black holes

2. How has scientific understanding about the composition of the universe changed over time? Select the two correct answers.

The percentage of dark matter has shrunk in scientists' estimates since the 1980s

The percentage of unknown material has grown in scientists' estimates since the 1970%

The percentage of ordinary matter has grown in scientists' estimates.

The percentage of dark energy has shrunk in scientists estimates

3. Which is evidence for the existence of dark energy?

Pulsars that seem to be moving closer at an accelerating rate.

Supernovae that are moving away at an accelerating rate.

Black holes that are expanding at a constant rate.

Galaxies that are rotating at a constant rate.

<u><em>Please don't use these answer's to cheat they are to help only.</em></u>

6 0

3 years ago

Water conservation. What do the words bring to mind? Doing without? In reality it can be done by making very minor changes aroun

ira [324]

The correct answer is (c) Don’t leave your tap running while brushing your teeth, shaving, or washing the dishes. Fix leaky faucets and pipes right away.

As seen in the bar graph that huge amount of water is wasted in the domestic ways. By using the water in adequate amount and saving the water that is wasted while running the tap while brushing and fixing the leaks as soon as possible will save a huge amount of water. The bar graph is covering maximum wastage of water from these sections only. By reducing the water used in brushing, leaky faucets and others can save maximum water.

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3 years ago

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Why is the toaster electrical cord covered in plastic?

horsena [70]

To prevent accidental contact with other conductors of electricity. if not protected it can cause you to get electrocuted.

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3 years ago

The primary advantage of a routed backbone is that it clearly segments each part of the network connected to the backbone becaus

mote1985 [20]

This is completely true

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3 years ago

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