Other Chemistry Answers

1. Balance in acidic medium. Show step by step process.

Iron (solid) reacts with hydrochloric acid (liquid) to form aqueous iron(II) chloride and gaseous hydrogen.

2. Balance in acidic medium. Show step by step process.

𝑁𝑂2− + 𝐴𝑙(𝑠) → 𝑁𝐻4+ (𝑎𝑞)

(𝑎𝑞)

+ 𝐴𝑙𝑂2−

(𝑎𝑞)

3. Balance the following reaction in basic medium. Show step by step process.

𝑆 𝑂2− + 𝑁𝑖(𝑂𝐻) → 𝑆𝑂2− + 𝑁𝑖𝑂

2 8(𝑎𝑞) 2(𝑠) 4(𝑎𝑞) 2(𝑠)

Suppose that a machine part requires 400 mg of copper to provide a coating that is thick enough for a certain electrical function. If you run an electrolysis using copper(II) ions for 10 minutes at a current of 0.5 A, will you meet the requirement?

If this reaction produced 51.4 g KCl how many grams of O2 were produced

Explain how to increase the*hotness or *brightness of a burner

Describe an experiment to prove that almost colourless zone is unsuitable for heating

What is a catalyst

Determine the equilibrium constant (kc) for the synthesis of PCl5 from PCl3 and Cl2 (PCl3 +Cl2 ⇌ PCl5)

What is the hydroxide ion concentration of a solution whose pH= 4.5?

Identify the limiting reactant when 1.7 g of sodium reacts with 2.6 l of chlorine gas at stp to produce sodium chloride?

methane(CH⁴) burns in oxygen to produce carbon dioxide and water vapor , what is the number of(CH²) MOLECULES produced when 3.2 L of oxygen are comsumed?