The answer choice which is the correct description of the compositions of earth's different internal layers is:
- The Crust
- The Mantle
- The Core
<h3>The Earth</h3>
The earth is made up of various layers and the composition of the internal layers can be classified into the crust, mantle and core.
Each different layer has distinct features and characteristics which makes them unique and are important to preserve the Earth's core.
Read more about earth's internal layers here:
brainly.com/question/2673884
The expression
is a product expression
The denominator of the simplified fraction is 3n -2
<h3>How to determine the denominator?</h3>
The expression is given as;

Divide the first fraction by 2/2

Evaluate the above product

The above fraction is a simplified fraction of
, and the denominator is 3n - 2
Hence, the denominator of the simplified fraction is 3n -2
Read more about fractions at:
brainly.com/question/15215592
Answer:
food chain? circle of life?
Explanation:
Answer:
Explanation:
Let's just get the answer and then show why the others are wrong.
The answer is C.
The number of reactants and Products need not be the same
C3H8 + 5O2 ===> 3CO2 + 4H2O
The reactants = 1 + 5 = 6
The products = 3 + 4 = 7
So A is incorrect.
================
B is saying that
C3H8 + 5O2 ===> C3H8 + 5O2
The answer is obviously not B
======================
C8H18(l) + O2(g) ==> CO2(g) + H2O(g) unbalanced
Gasoline is a liquid. All the rest are gases. D is wrong.
=================
C is correct
The left side has
3 Cs
8 Hs
and 10 Os
The right side has
3Cs
8Hs
10 Os
B. small steering gestures cause exaggerated motions.