1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
kvv77 [185]
3 years ago
14

Is the final answer oxidation or reduction?

Chemistry
1 answer:
zhannawk [14.2K]3 years ago
4 0

Answer:

oxidation

Explanation:

You might be interested in
In chemistry, what varies with the number of molecules present in a sample of a particular substance?
Neko [114]

Answer: concentration

Explanation:

Concentration refers to the amount of a substance present in a sample. The more molecules of a substance present in a sample, the greater its concentration. The less molecules of a substance in a sample, the lesser the concentration. We are often concerned about analytically determining the concentration of a substance using diverse analytical methods in chemistry.

3 0
3 years ago
How many formula units are there in 50.3 moles potassium chloride?
Alona [7]
<h3>Answer:</h3>

3.03 × 10²⁵ formula units KCl

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

<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

<u>Chemistry</u>

<u>Unit 0</u>

  • Reading a Periodic Table
  • Writing Compounds

<u>Atomic Structure</u>

  • Using Dimensional Analysis
  • Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.
<h3>Explanation:</h3>

<u>Step 1: Define</u>

50.3 mol KCl (Potassium chloride)

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

Avogadro's Number

<u>Step 3: Convert</u>

<u />\displaystyle 50.3 \ mol \ KCl(\frac{6.022 \cdot 10^{23} \ formula \ units \ KCl}{1 \ mol \ KCl} ) = 3.02907 × 10²⁵ formula units KCl

<u>Step 4: Check</u>

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

3.02907 × 10²⁵ formula units KCl ≈ 3.03 × 10²⁵ formula units KCl

6 0
3 years ago
List 4 ways that exercise affects the circulatory system and the respiratory system? Give me a good answer please
KengaRu [80]
<h2>Long term benefits</h2>
  • Increased heart rate.
  • Increased breathing rate.
  • Increase in systolic blood pressure.
  • Increase vasodilation of blood vessels in the working muscles.
  • Increased volume of air in the lungs.
  • Increased stroke volume.
  • Increased cardiac output.
4 0
3 years ago
Porfavor necesito ayuda para solucionar esta tabla
Ivahew [28]

Explanation:

jdjddjdjei in a bit of a break and then you in Delhi for speed and your voice is so we are mad e

7 0
3 years ago
What is the percent yield of alum if 0.4000 grams of aluminum is used in the synthesis of alum and 4.8946 grams of alum is actua
slamgirl [31]
% yield = actual yield/ theoretical yield x 100%

4.8946 / 0.4 = 12.2365 

% yield = 12.2365 x 100 = 1223.65%
7 0
3 years ago
Other questions:
  • Water-soluble vitamins: a. often result in toxicities b. are easily excreted in the urine c. are stored in body tissues to a lar
    13·1 answer
  • Help, 8th grade Science
    6·2 answers
  • 1 CHEM QUESTION PLEASE HELP<br> What is meant by the phrase, “conservation of mass”?
    12·1 answer
  • a chemist determined by measurements that 0.0800 moles of calcium sulfide participate in a chemical reaction. Calculate the mass
    14·1 answer
  • Iron (III) chloride + sodium carbonate → iron (III) carbonate + sodium chloride Which of these is the balanced equation for the
    9·1 answer
  • How many Joules are needed to raise 29.4g of aluminum from 32.0°C to 92.0°C? (The specific heat of aluminum is 0.900J/g °C)
    14·1 answer
  • Which types of subatomic particles are found inside the nucleus of an atom?
    6·2 answers
  • Would you use baking powder to see whether or not it is an acid or a substance? yes/no?
    8·2 answers
  • When do scienctific idea change?
    10·2 answers
  • How do we differentiate chemical change from physical change ​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!