Explain when the zinc coating on an iron can is scratched

Assignment Help Chemistry

Reference no: EM13249193

when the zinc coating on an iron can is scratched, rust does not form. use the activity series to explain why this happens.

Reference no: EM13249193

Questions Cloud

Find the total emf in the coil as a function of time : A coil that is circular has a radius of 8 cm and has 400 turns it is on a table horizontally, What is the total EMF in the coil as a function of time and in which direction does the current flow

What do fundamental consistencies underlying the behavior : What do the fundamental consistencies underlying the behavior of all individuals enable researchers to do?

Determine the value at which the zeros are located : For a transfer function with a pair of complex zeros located on the j (omega)-axis, what happens to the frequency response as the frequency applied to the system approaches the value at which the zeros are located

Determine the current in the coil : The 1900-turn coil in a dc motor has an area per turn of 1.1 10-2 m2. The design for the motor specifies that the magnitude of the maximum torque is 5.8 N · m, What is the current in the coil

Explain when the zinc coating on an iron can is scratched : when the zinc coating on an iron can is scratched, rust does not form. use the activity series to explain why this happens.

Locate a technical writing article on the web : Locate a technical writing article on the Web. Briefly summarize this article.

Write down frequency components of the received am signal : An AM signal has an unmodulated carrier voltage VC = 10VP, a load resistance of RL = 10, and a modulation index of m = 1. Determine Write down the frequency components of the received AM signal.

Find the length of the wire from which the coil is made : The maximum torque experienced by a coil in a 0.80 T magnetic field is 8.4 10-4 N · m. What is the length of the wire from which the coil is made

Determine cutoff frequency and order for anti-image filter : a dsp system is given with the following specifications: design requirements: sampling rate 20,000 Hz Maximum allowable gain variation from 0 to 4,000 Hz = 2dB 40dB rejection at the frequency of 16000 Hz

User Account

All Pages