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ddd [48]
4 years ago
9

2KCIO3 -- 2KCL+3o2 is a balanced equation

Chemistry
1 answer:
Veronika [31]4 years ago
4 0

Answer:

a)<em> Balanced  equation:</em>

An  equation is called balanced if there are same number and same type of atom on both sides of the equation.

b)<em>Reason:</em>

2KClO3--------2KCl + 3O2

Consider this equation in the reactants there are 2KClO3  and in the product there are 2KCl+3O2 . So reactants =products which is a case of balanced chemical equation .

Explanation:

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What is the empirical formula of a substance that is 53.5% C, 15.5% H, 31.1% N?
KengaRu [80]
For each carbon, hydrogen and nitrogen. You have to divide each percentage by its atomic mass.
C = 53.5/12.0107 = 4.45436
H = 15.5/1.00794 = 15.377899
N= 31.1/14.0067 = 2.220365

Round the number to significant figures
C = 4.45
H =15.4
N =2.22

Divide Each Number by the smallest number out of the three
so N = 2.22/2.22 =1
H = 15.4/2.22= 6.9 =7
C = 4.45/2.22= 2
So the Formula Should Be <span>C2H7N</span>
7 0
3 years ago
Which is a property of covalent compounds?
ira [324]

Answer:

Explanation:

The properties of covalent bonds are:

1. Low boiling points and melting points.

2. Various colors.

3. Poor conductors of heat and electricity.

4. Brittle solids.

6 0
3 years ago
Hypoventilation can cause oxygen levels to fall too low, a condition called . carbon dioxide levels may rise too high, a conditi
Charra [1.4K]

Hypoventilation can cause oxygen levels to fall too low, a condition called Hypoxia and carbon dioxide levels may rise too high, a condition called Hypercapnia.

Hypoxia is a state in which there is insufficient oxygen reaching the tissues of the body or a specific area of the body.

Generalized hypoxia, which affects the entire body, and local hypoxia, which affects a specific area of the body, are the two types of hypoxia.

Although fluctuations in arterial oxygen concentrations are frequently associated with clinical conditions, they can also occur naturally during severe physical activity or hypoventilation training.

A rise in carbon dioxide partial pressure (PaCO2) above 45 mmHg is referred to as hypercapnia.

The body produces carbon dioxide as a metabolic byproduct of its numerous cellular functions, and it has a number of physiological systems at its disposal to control its levels.

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3 0
2 years ago
It is difficult to break the ionic bonds in a compound because of the...
mestny [16]

The answer to the first one is C. Strong attraction between ions

The answer to the second one is A. High melting points

Hope this helps :)

6 0
4 years ago
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If 309 grams of potassium combines with 228 g chlorine gas, how many grams of the single product will be formed? What are the LR
lisov135 [29]

The amount of KCl that would be formed will be 478.8 grams

<h3>Stoichiometric calculations</h3>

From the equation of the reaction, the mole ratio of K to Cl_2 is 2:1.

Mole of 309 g potassium = 309/39 = 7.92 moles

Mole of 228 g Cl2 = 228/71 = 3.21 moles

Thus, potassium is in excess while Cl2 is limiting.

Mole ratio of Cl2 and KCl = 1:2

Equivalent mole of KCl = 3.21 x 2 = 6.42 moles

Mass of 6.42 moles KCl = 6.42 x 74.55 = 478.8 grams

More on stoichiometric calculations can be found here: brainly.com/question/27287858

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4 0
2 years ago
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