Problem: Which element is in excess when 3.00 grams of Mg is ignited in 2.20 grams of pure oxygen? What mass is in excess? What mass of MgO is formed?

FREE Expert Solution

We will do the following steps to solve the problem:

Step 1: Write and balance the reaction

Step 2: Determine the limiting and excess reactant

Step 3: Determine the grams of MgO formed

Step 4: Determine the grams of excess reactant left


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Problem Details

Which element is in excess when 3.00 grams of Mg is ignited in 2.20 grams of pure oxygen? What mass is in excess? What mass of MgO is formed?

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Limiting Reagent concept. You can view video lessons to learn Limiting Reagent. Or if you need more Limiting Reagent practice, you can also practice Limiting Reagent practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Berg's class at UNLV.