Jessie4516 Jessie4516

20-08-2016
Chemistry

contestada

In the equation PbO2 + 4HCl → 2H2O + PbCl2 + Cl2, how many electrons are transferred? A. 1 B. 2 C. 3 D. 4

Respuesta :

dimaral dimaral

20-08-2016

PbO2+2e ->Pb^2+
2Cl^- ->Cl2+2e
so 2e are transferred

Answer Link

tennis456 tennis456

22-01-2019

The answer is NOT 4... I took the test!

Answer Link

Otras preguntas

Reptiles have a special egg that feeds their young called a(n)?

What law made it illegal to prevent people from voting based on the color of their skin, race, or having been a slave? A) 14th Amendment B) 15th Amendment C

Which two phrases best describe the underlying objectives of President Wilson's Fourteen Points? to build military strength to deter aggression to form a lastin

For the following exercise , find the sales tax. 1 ) a sweater for $36.00 at 7% sales tax

In coming to a stop, a car leaves skid marks 85 m long on the highway. Assuming a deceleration of 4.00 m/s^2, estimate the speed of the car just before braking.

How to write in a single power?

Mac measured the density of silver three times and calculated the following percent errors. Trial 1: 0.95%; Trial 2: 2.86%; Trial 3: -3.81% Which of Mac’s tri

The basic unit of mass in the International System of Units, or SI, is the a. meter. c. liter. b. ounce. d. gram.

How many people can fit into toyota camry comfortably??

What do arthropods, gastropods, and protozoans have in common?