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
SOVA2 [1]
2 years ago
9

Which rule for assigning oxidation numbers IS correct?

Chemistry
1 answer:
Vilka [71]2 years ago
3 0

Answer:

B.) Oxygen is usually -2

Explanation:

Hydrogen is usually +1.

A pure group 1 element is not always +1.

A monoatomic ion can be a range of numbers. However, it must be a charge other than 0.

You might be interested in
What is the Molarity of a solution of HNO3 if it contains 12.6 moles in a<br> 0.75 L solution? *
Korolek [52]

Answer:

M = 16.8 M

Explanation:

<u>Data:</u> HNO3

moles = 12.6 moles

solution volume = 0.75 L

Molarity is represented by the letter M and is defined as the amount of solute expressed in moles per liter of solution.

M=\frac{moles}{solution volume}

The data is replaced in the given equation:

M=\frac{12.6 mol}{0.75L}=16.8\frac{mol}{L}

7 0
3 years ago
Read 2 more answers
Which of the following wouldn't be a good tool to use when measuring pH values of solutions?
aev [14]

litmus paper

Because it will just tell if the solution is acidic or basic, it won't tell the pH

4 0
3 years ago
Read 2 more answers
A car engine produces 604 kJ of mechanical energy from fuel capable of producing 2416 kJ of energy. The efficiency of the engine
Anna71 [15]
I think it’s 40% but I’m not sure
6 0
3 years ago
describe the behavior of the molecules in a liquid. Explain this behavior in terms of intermolecular forces.
tigry1 [53]

Answer:

Molecules in liquids are held to other molecules by intermolecular interactions, which are weaker than the intramolecular interactions that hold the atoms together within molecules and polyatomic ions.

5 0
3 years ago
The most condensed state of matter is <br> A. solid<br> B. liquid <br> C. gas <br> D. plasma
algol [13]
The most condensed state of matter is A. Solid Matter
6 0
3 years ago
Read 2 more answers
Other questions:
  • How is the empirical formula of copper chloride hydrate found?
    13·1 answer
  • Sound waves are longitudinal waves and are also called _____ waves.
    6·2 answers
  • How could you separate the isomers of pentane? 1.react with methane 2.heating in a beaker 3.distillation 4.filtering
    14·1 answer
  • Which of the following is a list of the minimum amount of data needed for determining the molar enthalpy of solution of KCl(s) i
    15·1 answer
  • When vinegar is added to some marble chips ( calcium carbonate) bubbles of gas are observed, what gas is produced and how can it
    11·1 answer
  • ⚠️HELP DUE IN 10 MINS WILL GIVE BRAINLIEST!!! THANKS⚠️
    7·1 answer
  • Would You rather
    14·1 answer
  • 6. This particle has no charge<br> protons<br> neutrons<br> electrons
    14·2 answers
  • Can you guys help me? Thanks again
    15·1 answer
  • What’s the purpose ?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!