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12345 [234]
3 years ago
6

Which is an example of chemical change?

Chemistry
1 answer:
Bess [88]3 years ago
4 0

Answer:

<h3>Burning, cooking, rusting and rotting are examples of chemical changes.</h3>

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Differentiate between alpha and beta and gamma rays
ElenaW [278]

Answer:

Alpha particles are energetic (fast) helium nuclei, beta particles are smaller and have half the charge, being energetic electrons (or positrons) only the gamma particles are photons, i.e., they are not massive particles at all, they are a form of electromagnetic radiation, a form more energetic than X-rays

6 0
3 years ago
A solution that is 0.16 M in HCHO2 and 0.13 M in NaCHO2. Express your answer using two decimal places.
jolli1 [7]
Lol ok so i really don’t know sorry
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3 years ago
How to balance this equation KClO4 → KCl + ?O2(g) and what type of reaction occurs?
Ivahew [28]

Explanation:

here is the answer to your question

7 0
3 years ago
Determine the empirical formulas for the following compounds:
Delicious77 [7]

Answer:

<em>a)C4H5N2O</em>

<em>b)C12H22O11</em>

<em>c)HO2</em>

<em>d)CH2O</em>

<em>e)C3H4O3</em>

Explan ation:

To obtain th e empirical formul a from the molecular for mula you have to divide the subscripts by the largest whole number you can, that provide you a whole number for each one subscripts:

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8 0
4 years ago
Which of the following elements exists as a diatomic molecule? Argon, Hydrogen, Boron, Sulfur
Elis [28]
Diatomic molecules are the molecules that you can find them in natural bonded to itself. example: O₂, N₂ or Br₂. 

the answer is hydrogen --->  H₂

I have attached a little trick to remember these.

5 0
3 years ago
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