MINIMOUSE6383 MINIMOUSE6383

25-03-2020
Chemistry

contestada

When an iron nail is added to a copper sulfate solution, the blue color begins to disappear from the solution and brown flakes appear on the nail. The incomplete equation for the reaction is Fe + CuSO4 → FeSO4 + X. What is X in the equation? A) Cu B) CuO C) CO4 D) CuO2

Respuesta :

jufsanabriasa jufsanabriasa

26-03-2020

Answer:

A)Cu

Explanation:

In aqueous solution, CuSO₄ has a blue color. When the reaction with Fe occurs, it is produced FeSO₄. The brown colour is explained by the formation of copper (Cu) in the surface of Iron, that means the reaction is:

Fe + CuSO₄ → FeSO₄ + Cu

Thus, X is A)Cu

Answer Link

Otras preguntas

what engineering advances have been found in the ruins of indus valley civilization

Select the order pair(s) that are solutions to this system of inequalities: y < -3x + 2 y ≥ x - 1

What techniques do artists use to convey perspective in their work?

Composer who is generally considered to be the most important composer of the fourteenth century

What were the long-term effects of Jane Addams’ efforts A. She received the Nobel Prize in 1895. B. Many poor people received services to help them thrive

When the time is 10:30 A.M., what was the time 8:45 minutes ahead

Over the past few years, research suggests that stress levels in the united states have ________.

In fruit flies, the gene for red eyes (R) is dominant and the gene for sepia eyes (r) is recessive. If two red-eyed heterozygous flies (Rr) mate together, what

In a basket, 5/9 of the fruits are apples and the rest are oranges. 3/10 of the apples are green in colour. There are 15 green apples. How many fruits are there

Johannes Kepler discovered that the orbits of planets are ____. a. parabolic c. elliptical b. circular d. spherical Please select the best answer from the ch