3. Chemical Reactions

Determine the balanced chemical equation when ethanol, C₂H₆O is ignited in the presence of air.

For each molecule of C4H8 that reacts, how many molecules of carbon dioxide and water are produced?

H₃PO₄ + Mg(OH)₂ → Mg₃(PO₄)₂ + H₂O

For the following balanced equation, which has the highest coefficient? 4 H₂ + 2 C → 2 CH₄

Write a balanced equation to show the reaction of aqueous aluminum acetate with aqueous ammonium phosphate to form solid aluminum phosphate and aqueous ammonium acetate.

Enter a balanced chemical equation for the reaction of solid potassium with liquid water.

When aluminum, Al, metal is dipped in an aqueous solution of hydrochloric acid, HCl, hydrogen gas, H₂, is produced with the formation of an aluminum chloride, AlCl₃, solution. Write the balanced chemical equation showing the phases of reactants and products.

Write a balanced chemical equation based on the following description: 

nitrogen gas and oxygen gas react to produce nitrogen monoxide gas

The figure (figure 1) shows the reaction of element a (lavender spheres) with element b (tan spheres). write the balanced chemical equation for this reaction in terms of a and b.

What is the coefficient in front of the no when the equation below is balanced? NH₃(g) + O₂(g) → NO(g) + H₂O(g)

Write a balanced chemical equation based on the following description: 

propanol, C₃H₇OH(l) burns in air to produce gaseous carbon dioxide and water vapor

Write a balanced equation to show the reaction of gaseous ethane with gaseous oxygen to form carbon monoxide gas and water vapor.