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3 years ago

Relative dating determines the relative age of fossils according to

Chemistry

2 answers:

KiRa [710]3 years ago

7 0

The answer Is C.the layer of rock they're found in

nalin [4]3 years ago

7 0

Answer:

C. the layer of rock they're found in, would be the right answer. I hope this helps! :)

Explanation:

I took the test.

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What is empirical evidence

vladimir2022 [97]

The correct answer is b

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2 years ago

I’m not sure what the answer is

Sergio [31]

I believe it’s the third option
Chemically combined to make a new pure substance

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3 years ago

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How many electrons are in the 3p sublevel of Sulfur?

goldenfox [79]

There are FOUR electrons in the 3p sub-level of sulfur....

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3 years ago

why does ice float on water? the temperature of ice is lower than the temperature of water. the temperature of water and ice are

Andrew [12]

The density of ice is less than the density of water.

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3 years ago

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How many moles are in 3.113 g of Au?Molar mass of Au=197 g/mol

SVEN [57.7K]

<h3>Answer:</h3>

0.0157 g Au

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

<u>Chemistry</u>

<u>Atomic Structure</u>

Reading a Periodic Table
Using Dimensional Analysis

<u>Math</u>

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<h3>Explanation:</h3>

<u>Step 1: Define</u>

3.113 g Au

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

Molar Mass of Au - 197.87 g/mol

<u>Step 3: Convert</u>

<u /> $3.113 \ g \ Au(\frac{1 \ mol \ Au}{197.87 \ g \ Au} )$ = 0.015733 g Au

<u>Step 4: Check</u>

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

0.015733 g Au ≈ 0.0157 g Au

3 0

3 years ago