Help Determining Molecular Formula

In summary, the conversation is about determining the formula of GaxOy, a product formed from the reaction of gallium (Ga) with oxygen (O2). The problem involves 1.25 grams of gallium reacting with O2 to produce 1.68 g of GaxOy. The conversation also discusses the distribution of mass between gallium and oxygen and the corresponding number of moles for each element. The person asking for help has attempted to solve the problem but needs clarification on how to start it off. They have requested for someone to provide guidance on solving the problem.
  • #1
kidvideo90
4
0
The question is as follows:
Gallium Oxide GaxOy forms when gallium is combined with oxygen. Suppose you allow
1.25 grams of gallium (Ga) to react with O2 and obtain 1.68 g of GaxOy. What is the formula of the product?
Can you explain how to solve this problem any help is appreciated, thank you.
 
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  • #2
What mass of th e1.68g of GaxOy comes from gallium? How many moles does that correspond to? How much of the mass comes from oxygen? How many moles of oxygen atoms does that correspond to?
 
  • #3
Thank you for the help but can you please explain how to start it off fully, I tried to solve it but messed something up and got an answer that was not even close to the actual. As long as you explain how to start it off I should be able to do the rest myself. Thank you
 
  • #4
Someone please help this is important work:(
 
  • #5
Follow precisely Ygg steps. Write here what you did, and we will help you straighten things out.
 

1. What is a molecular formula?

A molecular formula is a representation of the exact number of atoms of each element present in a molecule. It is often written as a combination of chemical symbols and subscripts.

2. How do you determine the molecular formula of a compound?

The molecular formula of a compound can be determined by analyzing the mass and composition of the compound. This can be done using techniques such as mass spectrometry and elemental analysis.

3. What is the difference between a molecular formula and an empirical formula?

A molecular formula shows the exact number of atoms of each element in a molecule, while an empirical formula shows the simplest whole-number ratio of atoms in a compound.

4. Can a molecular formula be simplified?

Yes, in some cases, a molecular formula can be simplified if the compound has a common ratio of atoms. For example, the molecular formula of benzene (C6H6) can be simplified to CH.

5. Why is it important to know the molecular formula of a compound?

Knowing the molecular formula of a compound is important because it provides information about the structure and composition of the compound. This can help in understanding its properties and potential reactions with other substances.

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