Elements and Compounds

# How many moles of oxygen will be in 2 moles of potassium dichromate?

###### Answered 2014-03-30 13:38:57

The chemical formula for potassium dichromate is K2Cr2O7. In one formula unit of K2Cr2O7 there are 7 oxygen atoms. Thus in 2 mol of K2Cr2O7 there would be 7(2)=14mol of oxygen atoms.

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## Related Questions

### He formula for potassium dichromate is KËÃCrËÃOËÈ How many grams of oxygen will be in 2 moles of potassium dichromate?

The formula for potassium dichromate is K&Euml;&Atilde;Cr&Euml;&Atilde;O&Euml;&Egrave;. How many grams of oxygen will be in 2 moles of potassium dichromate?

### How many grams of oxygen will be in 2 moles of potassium dichromate?

224 grams of Oxygen will be in 2 moles of Potassium dichromate.

### The formula for potassium dichromate is K2Cr2O7 How many grams of oxygen will be in 2 moles of potassium dichromate?

In one mole of potassium dichromate, there seven moles of oxygen. This means in two moles of K2Cr2O7, there are 14 moles of O, or 7 Moles of O2, which equals 224 grams.

### How many moles are there in 1.2kg of potassium dichromate?

1,2 kg of potassium dichromate are equivalent to 4,079 moles.

### How many grams of oxygen will in 2 moles of potassium dichromate?

Structure for this is K2Cr2O7. there are 14 moles of O in 2 moles.

### How many moles of oxygen are produced when 3.0 moles of potassium chlorate decompose completely?

2 KClO3 ----&gt; 2KCl + 3O2 So 2 moles of Potassium Chlorate produces 3 moles of oxygen molecules or 6 moles of oxygen atoms. 3 moles of Potassium chlorate would thus produce 4.5 moles of oxygen molecules or 9 moles of oxygen atoms.

### How many moles of potassium chlorate produce 6 moles of oxygen gas?

The chemical reactin is:2 KClO3 = 2 KCl + 3 O24 moles of potassium chlorate produce 6 moles oxygen.

### How many atoms are in 3 moles of potassium nitrate?

15 moles3 moles potassium3 moles nitrogen9 moles oxygen15 X 6.022 X 10 to the 23rd power

### How many moles of oxygen are produced when 7.5 moles of potassium chlorate decompose completely?

Potassium chlorate = KClO3Decompostion: 2KClO3 ==> 3O2 + 2KCl7.5 moles KClO3 x 3 mole O2/2 moles KClO3 = 11.25 moles O2

### How many moles of oxygen gas will be produced from 25.6 moles of potassium chlorate?

The reaction is:2 KClO3 = 2 KCl + 3 O238,4 moles of oxygen are produced.

### How many moles of potassium chlorate must be used to produce 6 moles of oxygen gas?

2KClO3 --> 2KCl + 3O2For every 3 moles of oxygen gas produced, 2 moles of potassium chlorate are used.6 moles O2 * (2 moles KClO3 reacted / 3 moles O2 produced) = 4 moles KClO3

### How many moles of oxygen would be produced by 1.2 moles of KClO3?

A balanced equation for the reaction is 2 KClO3 -&gt; 2 KCl + 3 O2. Therefore, each mole of potassium chlorate produces 3/2 moles of oxygen, and 1.2 moles of potassium chlorate produces (3/2)1.2 or 1.8 moles of oxygen.

### How many oxygen atoms does dichromate have?

Dichromate is Cr2O7^2- so it has 7 oxygen atoms in one molecule

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