Sodium chloride solution can be electrolyzed in the laboratory. Describe what you would see ta the negative electrode

How many moles are in 43.9 L of oxygen

How much heat is lost when 640g piece of copper cools from 375C, to 26C (the specific heat of copper is 0.09cal/gxC)

Write the equilibrium constant for the following equation: H2O (l) ⇔ H + (aq) + OH - (aq)

Explain why a propane torch is lit inside a hot air balloon during preflight preparations. Which gas law applies?

The ratio of the surface tension and density p of liquid 1 and 2 are 1:2 and 1:4 respectively. Equal amount of the two liquids is poured into two identical tubes. What will be the ratio of the rise in the liquid level in the two tubes?

What is the valence number of lithium?

How do buffers affect the pH of a solution? I would greatly appreciate an answer to this question.

A gas occupies 900.0 ML at temperatures of 27.0 Celsius. What is the volume at 123.0 celsius

A stock solution containing Mn2 ions was prepared by dissolving 1.584g of pure manganese metal in nitric acid and diluting to a final volume of 1.000L. The following solutions were then prepared by dilution:a. For solution A, 50.

When can a hypothesis be elevated to the status of a theory?