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alukav5142 [94]
4 years ago
14

Will Mark Brainliest!

Chemistry
2 answers:
BigorU [14]4 years ago
7 0

Answer:

when water changes from a liquid on earths surface to a gas in the atmosphere,this is known as evaporation

Sergeu [11.5K]4 years ago
5 0

Answer: Evaporation!

Explanation:

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Explain how magma forms
Andre45 [30]

Answer:

rocks heat up and slowly turn into magma

3 0
3 years ago
.
Mariana [72]

Answer:

Stealing a bike

Explanation:

Low self-control results in spontaneity in decision-making. It is not a trait you would find in a good planner.

4 0
3 years ago
What is the concentration of sodium phosphate contains 0.60 M Na+?
jekas [21]
Sodium phosphate has a chemical formula
Na2PO4
Calculating the concentration of sodium phosphate given a concentration of sodium ions can be done using dimensional analysis
0.60 moles/L Na+ (1 mole Na2PO4 / 2 moles Na+) = 0.30 moles/L Na2PO4
= .030 M Na2PO4
5 0
3 years ago
In a 3.7- gram sample, there are______ atoms of gold
beks73 [17]
<h3>Answer:</h3>

1.1 × 10²² atoms Au

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

<u>Chemistry</u>

<u>Atomic Structure</u>

  • Reading a Periodic Table
  • Using Dimensional Analysis
  • Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.

<u>Math</u>

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right
<h3>Explanation:</h3>

<u>Step 1: Define</u>

3.7 g Au

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

Avogadro's Number

Molar Mass of Au - 196.97 g/mol

<u>Step 3: Convert</u>

<u />3.7 \ g \ Au(\frac{1 \ mol \ Au}{196.97 \ g \ Au} )(\frac{6.022 \cdot 10^{23} \ atoms \ Au}{1 \ mol \ Au} ) = 1.13121 × 10²² atoms Au

<u>Step 4: Check</u>

<em>We are given 2 sig figs. Follow sig fig rules and round.</em>

1.13121 × 10²² atoms Au ≈ 1.1 × 10²² atoms Au

7 0
3 years ago
2. Compare and explain how an object's material and the light's frequency affect the way light is transmitted?
photoshop1234 [79]

Answer:

If the material is opaque, light is reflected or absorbed. If the material is transparent, all light is transmitted. If the material is translucent, the light is scattered. The higher the frequency, the more energy the light waves have. The lower the frequency, the less energy the light waves have.

Explanation:

I'm literally learning about it right now and I got it right.

4 0
3 years ago
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