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taurus [48]
2 years ago
12

Why does a metallic ion produce a characteristic color?

Chemistry
1 answer:
BabaBlast [244]2 years ago
6 0
What is iron fe symbol
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a student determined that 8.2 milligrams of oxygen is dissolved in a 1000 gram sample of water at 15 degrees Celsius and 1 atm w
melamori03 [73]

Answer: We do not know. We have not been given the solubility of oxygen in water at a given temperature nor have we been given the Henry's laws constant. We also do not know whether you mean 1 atmosphere of air, or 1 atmosphere of oxygen.

8 0
3 years ago
Look at the following balanced equation. How many atoms of oxygen (O) are present on the reactant side of the equation?
balu736 [363]

There are 6 atoms of oxygen on the reactant side of the following equation: 2Fe2O3 + 3C → 4Fe + 3CO2. Details about atoms can be found below.

<h3>How to find number of atoms?</h3>

The number of atoms of an element in a balanced equation is the amount of that element involved in the reaction.

According to this question, Iron oxide reacts with carbon to produce iron and carbon dioxide as follows:

2Fe2O3 + 3C → 4Fe + 3CO2

In this reaction, 2 × 3 atoms = 6 atoms of oxygen are present on the reactant side of the equation.

Learn more about number of atoms at: brainly.com/question/8834373

#SPJ1

4 0
2 years ago
Which is a property of water
Paha777 [63]

Answer:

A liquid I think

Explanation:

6 0
3 years ago
20. A compound's empirical formula is C,H,O. If the molecular mass of the compound is
kozerog [31]

Answer:

Just use a text book.. So that you get the concept

6 0
2 years ago
The Periodic Table is a
Semenov [28]
The answer to this is D.
4 0
2 years ago
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