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moles of water from propane combustion

Stoichiometry 18: How many moles of water are produced when 2.5 moles of propane combust with excess oxygen?

  • OnJune 24, 2025
  • InStoichiometry

Introduction Have you ever cooked on a gas grill or watched a propane heater in action? What you witnessed was a real-life…

Grams of Water from Ammonia

Stoichiometry 12: How Many Grams of Water Are Produced When 170 Grams of Ammonia React with Excess Oxygen?

  • OnJune 24, 2025
  • InStoichiometry

IntroductionTo illustrate, here’s a practical scenario:In an industrial chemical reaction, you’re starting with a known mass of ammonia. You want to predict…

Oxygen Needed for 5 Moles of Hydrogen

Stoichiometry 4: Finding the number of moles of oxygen needed to completely react with 5 moles of hydrogen

  • OnJune 24, 2025
  • InStoichiometry

Here’s something interesting:Aluminum is used in the aerospace industry not just for building planes but also for generating hydrogen gas on demand.…

moles of oxygen needed

Stoichiometry 17: How Many Moles of Oxygen Are Needed to React with 4 Moles of Magnesium?

  • OnJune 23, 2025
  • InStoichiometry

Let’s set the scene. You’re working on a chemistry problem, and the question seems deceptively simple: “How many moles of oxygen are…

moles in CaCl₂

Stoichiometry 19: How many moles are present in 1.5 grams of calcium chloride (CaCl₂)?

  • OnJune 23, 2025
  • InStoichiometry

You’d be surprised how much chemical insight can be hidden in just a few grams of a compound. For instance, what if…

moles in AgNO₃ solution

Stoichiometry 20: How many moles are present in 15 mL of 0.1 M AgNO₃ solution?

  • OnJune 21, 2025
  • InStoichiometry

You ever poured a tiny amount of a solution into a test tube and wondered, “How much actual substance is in here?”…

limiting reagent CaCl₂ AgNO₃

Stoichiometry 21: What is the limiting reagent when 1.5 g of CaCl₂ reacts with 15 mL of 0.1 M AgNO₃?

  • OnJune 21, 2025
  • InStoichiometry

In chemistry, one question always comes up when two substances react. Which one will run out first? This is what we call…

excess moles of CaCl₂

Stoichiometry 22: How many moles of calcium chloride remain as excess after reacting 1.5 g of CaCl₂ with 15 mL of 0.1 M AgNO₃?

  • OnJune 21, 2025
  • InStoichiometry

In every chemical reaction, some substances get used up completely while others are left behind. This leftover material is what we call…

Stoichiometry 23: How many moles of AgCl are produced when 1.5 g of CaCl₂ reacts with 15 mL of 0.1 M AgNO₃?

  • OnJune 21, 2025
  • InStoichiometry

Want to know how much product a reaction will make? This is where stoichiometry truly shines. When two substances react, the product…

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