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
borishaifa [10]
1 year ago
5

9. What coefficient of H+ balances the atoms in this half-reaction? H+ + MnO₂ → Mn²+ + H₂O

Chemistry
1 answer:
algol131 year ago
7 0

Answer:4

Explanation:To balance the equation you need to make the number of each element equivalent in both sides.

To start add a 2 in front of the MnO2 which balances the Mn.

Then balance the oxygen by adding a 4 in front of H20.

The H then needs a 8 as it’s coefficient.

You might be interested in
Write the complete and net ionic equations for the following reactions. If only the reactants are given, predict the products an
11111nata11111 [884]

Explanation:

u can put them in order crossed are spectator ions. hope this helps:)

3 0
3 years ago
_KOH + _H₂PO4 → _K₂PO4 + _H₂O​
Hunter-Best [27]

Answer:

2KOH+H2PO4--K2PO4+4H2O

3 0
3 years ago
"A group of college students believes that herbal tea has remarkable restorative powers. To test their belief, they visit a loca
Georgia [21]

D) the college students

Explanation:

In the experiment conducted by staffs of the nursing home, the group of college students that came for the experiment are the subjects of the experiment. A subject is a person that participates in a research.

  • In this research, the college students are the human participants in the experiment.
  • There must be a mutual agreement between the researcher and the subject because the subject is one that is being tested to see an outcome.
  • A subject can quit a research if he/she deems it fit at any time.

Learn more:

Experiments brainly.com/question/5096428

#learnwithBrainly

7 0
3 years ago
What were some of the “old” ideas that Isaac Newton learned in school?
Scilla [17]

Answer:

In addition to mathematics, physics and astronomy, Newton also had an interest in alchemy, mysticism, and theology.

4 0
3 years ago
Read 2 more answers
Write a nuclear reaction for the neutron-induced fission of u−235 to form xe−144 and sr−90.
rusak2 [61]

Answer:

235/92U+10n→144/54Xe+90/38Sr+2/10n

Explanation:

  • The nuclear reaction for the neutron-induced fission of u−235 to form xe−144 and sr−90 is represented by;

235/92U+10n→144/54Xe+90/38Sr+2/10n

  • In nuclear fission reactions a heavy nuclide is split into two light nuclides and is coupled by the release of energy.
3 0
3 years ago
Other questions:
  • Which substance will require more energy to heat if all the samples have the same mass and same temperature change?
    15·1 answer
  • How many moles are present in 1.75 moles of dihydrogen monoxide, H2O?
    9·1 answer
  • What type of energy conversion takes place in a voltaic cell?
    5·1 answer
  • ¿para que se utilizan los métodos de fraccionamiento de fases?
    6·1 answer
  • What 4 characteristics do all animals have?
    15·2 answers
  • Describe the difference between red light and blue light. Describe the difference between red light and blue light. 700 nm corre
    11·1 answer
  • What is the electron configuration for a calcium atom? 1s2, 2s2, 2p6, 3s2, 3p6, 4s2 1s2, 2s2, 2p6, 3s2, 3p6, 4s1 2s2, 2s2, 2p6,
    8·2 answers
  • Please help fast, I will give brainliest!
    7·1 answer
  • Please help on my test
    9·1 answer
  • Nitrogen is collected over water until a volume of 2.0 liters had been obtained. The room pressure is 740mm and the temperature
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!