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sergij07 [2.7K]
3 years ago
8

What are some examples of neutron?

Chemistry
1 answer:
Katena32 [7]3 years ago
7 0

Answer: Almost anything non-electrically charged.

Explanation: An electrically neutral subatomic particle in the baryon family, having a mass of 1.674 × 10&spminus;24 grams (1,838 times that of the electron and slightly greater than that of the proton).

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Positive and Negative ions attract each-other and form chemical __________
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Answer:

Changes

Explanation:

When positive and negative ions attract each other it fors a negative chemical changes

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If coefficients of a balanced equation are doubled the enthalpy change for reaction is
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Answer:

Explanation

ΔH is directly proportional to the quantity of a substance that reacts or is produced by a reaction. Enthalpy is directly proportional to mass. Therefore, if you double the coefficients in an equation, then the value of ΔH is multiplied by two.

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Can sunscreen damage other organisms?
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Sunscreen can have negative effects on corals and other marine organisms under certain circumstances.

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Assignment<br>Explain why it is not advisable to wear<br>black silky cloth in the sun​
Crazy boy [7]

Answer:

It is not water absorbant and also the colour black, due to it's dark nature makes the person wearing the cloth feel hot. Unlike cotton, silk is not at all water absorbant as it does not absord any sweat produced in the wearers body

3 0
3 years ago
Which equation represents a double replacement reaction?
AveGali [126]

Answer:

C) LiOH + HCl → LiCl + H₂O

General Formulas and Concepts:

<u>Chemistry - Reactions</u>

  • Synthesis Reactions: A + B → AB
  • Decomposition Reactions: AB → A + B
  • Single-Replacement Reactions: A + BC → AB + C
  • Double-Replacement Reactions: AB + CD → AD + BC

Explanation:

<u>Step 1: Define</u>

RxN A:   2Na + 2H₂O → 2NaOH + H₂

RxN B:   CaCO₃ → CaO + CO₂

RxN C:   LiOH + HCl → LiCl + H₂O

RxN D:   CH₄ + 2O₂ → CO₂ + 2H₂O

<u>Step 2: Identify</u>

RxN A:   Single Replacement Reaction

RxN B:   Decomposition Reaction

RxN C:   Double Replacement Reaction

RxN D:   Combustion Reaction

7 0
3 years ago
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