Zn (s) + 2HCl (aq) - > ZnCl2 (aq) + H2 (g) Which half reaction correctly describes the oxidation that is taking place?

A sample of 8.5 g nh3 on oxidation produces 4.5 g of no. calculate the percent yield. reaction: 4 nh3 5 o2 → 4 no 6 h2o

Is a home microwave suitable for organic synthesis?

How is balancing a chemical reaction similar to taking inventory in a store?

A student is titrating 50 mL of 0.32 M NH3 with 0.5 M HCl. How much hydrochloric acid must be added to react completely with the ammonia?

How do the results for methane compare to those for butane? does your experimental data verify charles's law?

Describe the difference between a monoprotic acid and a triprotic acid. How does a triprotic acid generate hydrogen ions?

Which of the following do scientists use to form a hypothesis?.

How many moles of carbon are in 7.87x10^7 carbon molecules?

The phases of the moon are caused by the changing positions of the Earth and the Moon in relation to the Sun. Which items could best be used to represent the Sun, the Earth, and the Moon in a model that shows the phases of the Moon? A.

Describe your observations of the original solutions. Describe your observations when the silver nitrate was added to the sodium chloride solution.