Fireworks, KNO3 Give only the names of the elements alphabetically, separating them with commas.
2 answers:
Answer : The question is to write the elements alphabetically and seperating them with commas.
So in this case for your question of Fireworks , K
,
The answer will be K, N, O.
You have to just differentiate the elements and write them according to the alphabetical order.
So in this case for your question of Fireworks , K
The answer will be K, N, O.
You have to just differentiate the elements and write them according to the alphabetical order.
<u>Answer:</u> The elements present are potassium, nitrogen and oxygen.
<u>Explanation:</u>
Elements are defined as the substances in which same type of atoms are present. <u>For Example:</u> Sodium, Chlorine etc.
The chemical formula of the compound used in fireworks is
The chemical name for the compound is potassium nitrate.
This compound is formed by the combination of three elements. In 1 mole of potassium nitrate, 1 mole of potassium atom, 1 mole of nitrogen atom and 3 moles of oxygen atoms are present.
Hence, the elements present are potassium, nitrogen and oxygen.
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Answer:
<h2>The answer is 35 mL</h2>Explanation:
Density of a substance can be found by using the formula
From the question we are finding the amount of space the gas will occupy that's the volume of the gas
Making volume the subject we have
From the question
mass = 23.8 g/mL
Density = 0.68 g/mL
Substitute the values into the above formula and solve
That's
We have the final answer as
<h3>35 mL</h3>Hope this helps you