bbyggigi3177 bbyggigi3177

09-12-2019
Chemistry

contestada

Which metal will produce H2 gas when added to a solution containing a strong acid?
a. Cu(s)
b. Ag(s)
c. Au(s)
d. Zn(s)

Respuesta :

anfabba15 anfabba15

10-12-2019

Answer:

Zn(s) produces H₂ when is added to a strong acid solution

Explanation:

Look at this example:

2Zn (s) + 2HCl (aq) → 2ZnCl (aq) + H₂ (g)

It is a redox reaction, where the zinc is oxidized and the H, reducted.

Zn → Zn⁺ + 1e⁻

2H⁺ + 1e⁻ → H₂

Answer Link

Otras preguntas

Heat from burning fuel warms the walls of the firebox section of the furnace in A. a hot-water heating system. B. a hot-air heating system. C. a compressor c

Recycling paper reduces water use. true or false

Which one of the following items is an example of software? a. Word-processing program b. Mouse c. Keyboard d. Printer

people express themselves more often through what language than writing language

Please help me 49, 51 , and 57 I really don't understand

The blue end of the visible color spectrum has wavelengths, and the red end has wavelengths.

justify why each of the avoiding conflict,competing with one another,compromising your viewpoint attitudes and behavior will be ineffective when dealing with in

Which one of the following statements accurately reflects bias in relation to this passage?

A transmission system at a radio station uses a/an _______ to convert a direct current into a high frequency alternating current. A. modulator B. transmitting

What is the result of converting 1.6 meters to millimeters