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natita [175]
3 years ago
14

Could someone help me asap?? (photo)

Chemistry
1 answer:
Gelneren [198K]3 years ago
3 0
# 1- 50, #2-4,#3-a, #4-a
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Step 1: Translate the starting chemicals into formulas:Iron metal, in the presence of oxygen,----->Step 2: Predict the produc
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Explanation:

Here, we want to write the chemical reaction

step 1:

we start by writing the reaction between iron and oxygen

We have this as:

\text{ Fe + O}_2

step 2:

Now, we want to predict the product as follows:

\text{ Fe + O}_2\text{ }\rightarrow Fe_2O_3

step 3:

We proceed to balance the chemical reaction as follows by ensuring that the number of elements moles on the reactant side is equal to the number of moles of the elements on the products side as follows:

\text{ 4Fe + 3O}_2\text{ }\rightarrow2Fe_2O_3

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