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2 years ago

An artificial reef is intended to affect the ocean ecosystem by

Chemistry

2 answers:

Marizza181 [45]2 years ago

8 0

Answer: To encourage plants and animals to set up homes there to increase biodiversity.

Ber [7]2 years ago

5 0

Answer:

By strengthening the weak coral that is on the reef.

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Prepare a project report on various samples of

san4es73 [151]

<h2>Project Reports</h2>

<h3>A) Mixture</h3>

This refers to the material that is made when different substances mix up physically and causes a reaction.

You can make on the project of Mixture -

1) Alloys
2)Colloids
3) Suspension
4) Solution

<h3>B) Compound</h3>

This refers to the chemical bond that holds different atoms tightly

You can make on the project of Compound -

1)Water
2)Methane
3)Carbon Dioxide
4) Sulfuric Acid

<h3>C) Elements</h3>

Based on the fact that the atom is the smallest indivisible part of an element, elements like phosphorous cannot be further broken down.

You can make on the project of Elements -

1) Mercury
2) Iron
3) Copper
4)Carbon

Read more about mixtures and compounds here:

brainly.com/question/491220

#SPJ1

8 0

1 year ago

4. How many moles of gold (Au) are in a pure gold nugget having a mass of 25.0 grams.

ikadub [295]

<h3>Answer:</h3>

0.127 mol Au

<h3>General Formulas and Concepts:</h3>

<u>Math</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Chemistry</u>

<u>Atomic Structure</u>

Reading a Periodic Table
Moles

<u>Stoichiometry</u>

Using Dimensional Analysis

<h3>Explanation:</h3>

<u>Step 1: Define</u>

[Given] 25.0 g Au

[Solve] moles Au

<u>Step 2: Identify Conversions</u>

[PT] Molar Mass of Au - 196.97 g/mol

<u>Step 3: Convert</u>

[DA] Set up: $\displaystyle 25.0 \ g \ Au(\frac{1 \ mol \ Au}{196.97 \ g \ Au})$
[DA] Multiply/Divide [Cancel out units: $\displaystyle 0.126923 \ mol \ Au$

<u>Step 4: Check</u>

<em>Follow sig fig rules and round. We are given 3 sig figs.</em>

0.126923 mol Au ≈ 0.127 mol Au

3 0

2 years ago

Read 2 more answers

True or False: The atomic number is the number of neutrons in an element?

klio [65]

Answer:

true

Explanation:

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3 years ago

Nucleic acids are made of which of the following?

abruzzese [7]

Answer: I believe the correct answer would be A.

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2 years ago

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Choose all of the options that demonstrate how humans are impacting the water cycle.

Fantom [35]

Answer:

A.) Air pollutants wash onto land and water bodies from precipitation

C.) Storm water runoff carries pollution

I hope I helped! ^-^

5 0

2 years ago

An artificial reef is intended to affect the ocean ecosystem by​

An artificial reef is intended to affect the ocean ecosystem by