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
nordsb [41]
3 years ago
12

A group of students observed a sample of soil and recorded their observations.

Chemistry
1 answer:
Ahat [919]3 years ago
6 0

hola amigos como están bien""

You might be interested in
Which statement describes J.J. Thomson’s plum-pudding model of the atom?
ra1l [238]
Option C: the electrons are embedded in a positive sphere.

As we know that was a wrong model and nowadays the electrons are considered to be around the nucleus, in regions called orbitals.
4 0
4 years ago
Approximately how many elements combine in different ways to make compounds?
Vlada [557]
Mos commonly 2 elements combine.

examples: H2, O2
8 0
3 years ago
Read 2 more answers
Which state of matter undergoes changes in volume most easily
AlladinOne [14]
Solid should be the anwser
3 0
3 years ago
Read 2 more answers
Given the following unbalanced equation:
antiseptic1488 [7]
<h3>Answer:</h3>

11.84 mol CoF₂

<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> </u>

<u>Chemistry</u>

<u>Atomic Structure</u>

  • Moles

<u>Stoichiometry</u>

  • Using Dimensional Analysis
  • Analyzing Reactions RxN
<h3>Explanation:</h3>

<u>Step 1: Define</u>

[RxN - Unbalanced] CoCl₂ + F₂ → CoF₂ + Cl₂

[RxN - Balanced] CoCl₂ + F₂ → CoF₂ + Cl₂

[Given] 11.84 moles CoCl₂

[Solve] moles CoF₂

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

[RxN] 1 mol CoCl₂ → 1 mol CoF₂

<u>Step 3: Stoich</u>

  1. [DA] Set up:                                                                                                       \displaystyle 11.84 \ mol \ CoCl_2(\frac{1 \ mol \ CoF_2}{1 \ mol \ CoCl_2})
  2. [DA] Multiply/Divide [Cancel out units]:                                                          \displaystyle 11.84 \ mol \ CoF_2
7 0
3 years ago
Please help me match these to the boxes
mamaluj [8]

Answer:

answers from left to right:

decomposition,decomposition,synthesis,replacement,synthesis,replacement

Explanation:

6 0
3 years ago
Other questions:
  • There is water on the pan of the scale as you measure the mass of an object. If you were to ignore the water, what would be the
    7·1 answer
  • Which chemical is added to many municipal water supplies to help prevent tooth decay?
    12·2 answers
  • DDT was a hazardous:<br> a)insecticide<br> b)disease<br> c)industrial waste<br> d)weed killer
    5·2 answers
  • Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 705 calcal per hour, how many kilojoules
    12·1 answer
  • BRAINLIEST!!! ❣
    6·2 answers
  • What are the characteristics of Mercury? (Select all that apply.)
    5·2 answers
  • What else is produced during the replacement reaction of silver nitrate and potassium sulfate? 2AgNO3 + K2SO4 Ag2SO4 + ________
    7·2 answers
  • Mass of 4.50 moles of oxygen gas. Answer with 3 significant digits
    8·1 answer
  • Hello sunrays~<br>help me with these questions ​
    11·2 answers
  • You would be most likely to use a slicing machine if you were using the __________ method to produce cookies.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!