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Verdich [7]
3 years ago
15

Which statement correctly describes compounds? Compounds cannot be broken down into simpler substances by chemical means. Each c

ompound is composed of one type of molecule. Compounds can be broken down into simpler substances by physical means. Each compound is composed of one type of atom.
Chemistry
2 answers:
77julia77 [94]3 years ago
8 0
The answer is: each compound is composed of one type of molecule.
andre [41]3 years ago
5 0

Answer:

each compound is composed of one type of molecule.

Explanation:

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THIS ASSIGNMENT IS DUE BY 5! PLEASE HELP!!
kipiarov [429]

Answer:

its not inclusive fitness which is confusing but

Explanation:

ill give the answer when I finish the test

4 0
3 years ago
Read 2 more answers
From the illustration of the potassium atom fill in the periodic table selection
Phoenix [80]

Answer:

2 electrons

8 electrons

8 electrons

1 electron (just count in the rings for these ones)

19 protons (it says "P=19" in the middle. The P stands for Protons)

K (it's from Latin medieval Latin "kalium")

39 (add proton and neutron amounts to get the approximate atomic mass--electrons are negligible)

Explanation:

6 0
3 years ago
A voltaic cell is constructed with an Fe/Fe²⁺ half-cell and an Mn/Mn²⁺ half-cell. The iron electrode is positive.(a) Write balan
jarptica [38.1K]
<h3>Redox Half reaction</h3>

At cathode

Mn^+2 + 2e- → Mn                      (reduction)

At anode

Fe → Fe^+2  + 2e-                        (oxidation)

<h3>Overall reaction</h3>

Mn^+2  + Fe → Mn + Fe

<h3>How can one determine whether a reaction is a redox in nature?</h3>

1) Identify the reducing and oxidizing agents. To do this, we must determine their oxidation numbers.2) For oxidation and reduction, write half-reactions. To equalize the charges on both sides, we use electrons. Get the redox reaction, third. (1) and (2) can be combined to produce the redox reaction. The balanced redox reaction shouldn't have any electrons from the half-reactions.

<h3>What does the term "redox reaction" mean?</h3>

One species is reduced and another is oxidized in redox reactions. As a result, the species in question must shift in oxidation state. These reactions play a crucial role in the production and usage of energy in a variety of living systems, including humans and energy storage devices (batteries).

Learn more about redox reaction here:-brainly.com/question/28023605

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6 0
2 years ago
Which of the following is the best name for CaF2?
Vladimir79 [104]
Calcium Flouride. It's an ionic bond. Cation + anion with the suffix -ide
8 0
3 years ago
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It takes a person 35 seconds to swim in a straight line from the east end of a pool to the west end of the pool, a distance of 5
viktelen [127]

Answer:

1.42m/s

Explanation:

velocity=displacement/time

v=50/35=1.42m/s

4 0
3 years ago
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